• New features:
  • Improved axial buckling calculation. Added new material factor from NEN3650 relevant to axial buckling. Added new warnings.
  • Improved importing from secondary database. More control over what exactly is imported.
  • The program has been rebranded to PLE from Ple4Win, together with a new logo.
  • Added functionality to use software locks licences instead of dongle locked licences.
  • New informational message showing how many nodes a project has.
• Improvements:
  • Added columns showing more detailed implosion data. Also added better warning messages regarding implosion.
  • Integrated the Soil Wizard location editor into step 3 of the Soil Wizard itself.
  • Explanation of error E33-005 has been expanded.
  • Added scientific notation to 3D visualisation histogram.
  • Updated the icons, longnames and tooltips of the special tables.
  • Added new local buckling information and theory to the helpfile.
  • Added new implosion information and theory to the helpfile.
• Updates:
  • Improved helpfile grammar/spelling.
  • Updates some shorthand names to longer names in output tables.
  • Changed axial buckling warnings to be more consistent with each other and added more information on how to find the problem.
  • Added more mitre bend information to the helpfile. Changed mitre bend warning to trigger more conservatively.
  • Updated helpfile on security key (dongle) firmware versions.
  • Updated axial buckling warnings and table status warnings.
  • Changed input table MaxRot to AllowRot. Updated IDENT from LOCASE table to LC.
  • Updated ‘customized’ to ‘customised’ to adhere to British spelling.
  • Update helpfile on secondary database input data comparison.
  • Update helpfile with information on step detection.
  • Updated step 5 of the Soil Wizard to more clearly show all the available options.
  • Removed the print preview button as it wasn’t actually used for anything.
  • Helpfile has been updated to reflect the inclusion of the location editor into the Soil Wizard step 3.
  • Removed the help button from the Page Setup window, as it did not do anything.
• Bugs fixed:
  • Fixed yield stress warning appearing in wrong analysis types.
  • Fixed 3D visualisation icons not appearing for global and fixed local loads.
  • Fixed AX-LP value of pipeline in bends.
  • Fixed Soil Wizard previous/next buttons not working and showing up properly.
  • Opening the helpfile from the soil wizard now opens the entire helpfile instead of only the soil wizard helpfile.
  • Fixed reader licence not being properly recognised.
  • Fixed reader mode Multi Print not working properly.
  • Fixed alternating yield calculations sometimes not starting.
  • Fixed updating alternating yield projects, losing alternating yield data.
  • Fixed a table empty message that appeared when starting PLE.
  • Fixed a crash in DF3.1 related to the COATING table.
  • Fixed multiple group selection bugs in 3D visualisation, preventing groups from being selected properly.
  • Fixed an error when creating a new project, just after having saved a different project under a new name.
  • Fixed support angle at 15 degrees not being accepted as input.

• New features:
  • Data comparison between the primary and secondary databases added, both with individual tables and as multi-table export,
  • Ground and water levels are now shown as semi-transparent ribbons with the 3D visualisation,
  • With wave loadings, wave level above each element can now be shown in the 3D visualisation,
  • Size selection and custom sizes added to graphic exports both to clipboard and graphics file (for single graphs, multi graphs and 3D visualisations),
  • Value histogram in 3D visualisation can now show negative values.
• Improvements:
  • Improved the soil wizard handling of step changes in data, such as ground/water level or diameter/wall thickness,
  • Performance improvement when (re-)drawing large or complex graphs,
  • Added warning for when yield stress is exceeded in mitre bend and tee elements in material non-linear calculations,
  • General improvements to the 3D visualisation interactions, such as hotkeys,
  • Expanded hotkeys are available when working with tables,
  • Improved program behaviour if project file and secondary file have the same name,
  • Improved visual representation of the pipe in the 3D visualisation,
  • Zooming in the 3D visualisation smoothed out,
  • Improved the 3D visualisation element label layout.
• Updates:
  • Font width issues updated in several locations,
  • Updated auto-sizing columns with dropdowns,
  • Updated spelling to British English where necessary,
  • Multiple messages for DF 3.1 and 3.3 have been changed/moved and the help file has been adjusted regarding these messages,
  • Some tooltips in the SWEIGH, CSWEIGH and RSTRESS tables have been clarified,
  • Additional information and notes have been added to the help file description of the ITMON table,
  • Added module requirements to the help files pages of multiple input tables,
  • Added more explanation regarding sectioning and status of the DF6.2 output tables in the help file,
  • Clarify behaviour of z-values in ORIGIN and POLYDIF in the help file,
  • DF5 and DF6.2 output table statuses are now better explained in the help file,
  • Enabled showing G-Levels and W-Levels in the 3D visualisation for SiS pipes,
  • Add help links to 3D visualisation,
  • Colour of vertical elements in the 3D visualisation of the soil wizard now shows correctly,
  • Changed weight of steel in predefined materials (and help file as well).
• Bugs fixed:
  • The program no longer crashes if there is a corrupt user.config file,
  • Fixed not being able to use the 3D visualisation icons if a label was underneath,
  • Project phase can be edited without changing phases,
  • Saving a file with the name of the secondary database is now prohibited,
  • Fixed the issue that the program tried to write in its installation directory causing crashes,
  • Fixed printing with multiple y-axes,
  • Fixed soil wizard memory leak,
  • Removed artifacting of tees with displacement factor in the 3D visualisation,
  • Added missing help file shortcut icons to Design Function 1,
  • Fixed ASME B31.8 projects not being able to calculate Design Function 6.2,
  • Calculations with Tee in Design Function 3.1 no longer fail if corrosion allowance is too high,
  • Fixed weird lines on pipes in the 3D visualisation,
  • Fixed deadweight error E31-020 that was reported wrongly at times.

New features:

• System- and user-predefined material data can now be used in Design Function 3.1,
• Alternating yield calculations according to NEN3650-2 can now be performed,
• A first part of the notices generated in Design Functions 5, 6.1 and 6.2 now uses longer and more descriptive texts.

Improvements:

• Corrosion allowance above 50% is now a severe warning instead of a stopping error,
• 3D visualisation reference value now correctly changes when displayed data is altered,
• 3D visualisation near kinks are now correctly drawn,
• The program will now start in the current screen if it was closed on e.g. a no longer attached secondary monitor,
• An error about illegal slack values is no longer suppressed by a more general soil inconsistency error,
• Help file now properly clarifies how the maximum allowable rotation in joints works,
• The schematical drawings of tees in the help file have been improved.

Updates:

• Using the tab button to move between text boxes for soil types now moves in the correct order,
• Dropdown menus now open on shift-enter instead of enter,
• Some cases where element labels and text in them were not properly aligned have been fixed,
• Unnecessary horizontal scroll bar has been removed from the 3D Visualisation UI. UI is slightly nicer now as well,
• When measuring distance in the 3D visualisation, the distance label now does not attach to any element labels,
• Long names and help file have been adjusted for MaxRot columns in JOINTS and J-SDATA tables,
• Information on the Reader functionality is now included in the help file,
• Clarified tee wall thickness corrosion allowance in help file,
• Project phase limitations have been better documented in the help file,
• FREESPN help file page now has a link to the DYNAMPL page,
• Reference to OUTDIAM and AIRWGHT tables have been removed from the help file,
• Data description of table HYDROCO has been updated,
• Changed all caps description in WAPROF table error description in the help file,
• Some old logos throughout the program have been updated to a new colour,
• In the program “top soil” and “sub soil” have been changed to “top-soil” and “sub-soil”,
• “Multi-Graph” has been changed to “Multi Graph” in the header of the Overview screen for Multi Graph.

Bugs fixed:

• Soil wizard now correctly determines if joints on an identifier are vertical or not,
• Soil wizard idents do not disappear anymore after deleting all soil profiles,
• Program no longer crashes when quickly switching between soil wizard steps after deleting a soil type or profile,
• Dialog box for deleting multiple soil profiles now has a cancel option. Context menu for Soil Wizard step 2 and 3 are more logical now,
• Program does not crash anymore when inserting many new rows,
• Mismatches between help file long names and table long names have been fixed,
• Spelling mistakes in the PCF import section of the help file have been corrected.

New feature:

• Ple4Win Reader mode: project data can only be viewed and printed (and exported, depending on the licence)

Improvements:

• Corrected storage of input data to avoid data loss
• Improved undo-redo functionality to avoid concurrency errors
• NEN version used with the Soil Wizard now reported in the Status table

Updates:

• Peat friction coefficient updated in soil wizard
• Assignment of deadweight element data to nodes updated

Bugs fixed:

• Soil wizard no longer crashes if polyline ends in tee connection
• Soil wizard now continues to start up if unassignable profiles are found
• Soil wizard now correctly stops if closed while profile is rotating
• Switching away from the soil wizard while profile selection menu is shown no longer crashes the Locations Editor
• Unavailable percentages in table SOILREA are no longer reported as -1000%
• Databases in use can no longer be overwritten by Save As actions
• Updating 4.7.0 or earlier projects no longer changes custom soil data
• Updating old projects without Soil Wizard data no longer fails
• Fixed some minor issues with single table / multitable Excel import
• Fixed some minor issues with model options and norm selection
• Unit tables in Excel files are no longer relevant, used or generated
• Corrected references from help file to website locations
• Corrected typos in the Help file, now consistent naming is used

Bugs fixed:

• An error in loading Design Function 1 data which prevented defining a parent database (for calculations in phases) and failed to show the project description has been fixed
• Corrected an error detecting the decimal separator during import of PCF files if computer and file use different notations (e.g. a comma with the computer and a dot in the file)

New features:

• Soil Model Wizard now uses a redesigned importer from the main program, with improved step change-detection
• Singlegraphs now show a vertical dotted line at the location of weak elements
• DF4.1 (wave & current loadings) no longer uses tables AIRWGHT and OUTDIAM, uses deadweight and coatings instead
• Ple4Win now uses a different installer and digitally signed files
• PCF import now uses a better ident naming, now can handle multiple pipelines in one file, now can import multiple files belonging to a single project

Improvements:

• Design Function 3 now uses longer, more descriptive notices
• Updated soil wizard soil parameters to NEN 3650-1:2020
• Soil model wizard and wave & current loadings calculation now use the outside diameter as defined by the COATING table
• With wave and current loadings, deadweights defined in DF3.1 are now used instead of table AIRWGHT
• Added reporting inner and outside pipe diameter in table PIPEDIM if coatings are specified
• It is no longer possible to directly connect tee runs and/or branches with other tee runs and/or branches, at least one normal element must be present
• Improved calculations of pipes with tees and deadweight
• Improved feedback of soil model wizard in case of missing data
• With mitre bends definitions, errors in segment length are better described (including length suggestion)
• Improved feedback to user with deadweight calculations
• Improved table behaviour if jumping to non-existing rows or element numbers
• Improved docking behaviour of panes in the program
• Docking indicators were added to aid user if panels are moved to a different position
• Defined more keyboard shortcuts for the 3D visualisation
• 3D visualisation no longer shows bend indicators due to sharp angles in tees or joints
• Old AIRWGHT and OUTDIAM data can be exported, but no longer imported, edited or copied from a secondary database
• Improved handling of empty rows (at the end) during Excel import
• Soil model wizard data in projects prior to version 4.2.0 can now be used
• In the help file general errors, warnings and messages descriptions now are easier to find
• In the soil model wizard help file information about the different norms/calculation methods is now easier to find

Updates:

• Soil model wizard no longer asks for a soil profile on a bend tangent point if there is no data change at that position
• Soil model wizard now correctly handles soil profiles that are too short (not touching ground level and/or pipe bottom)
• Soil model wizard no longer asks for a soil profile on an ex-inner pipe after removing the outer SiS pipe
• Text of table header lines expanded and clarified
• With wave and current loadings, the average water depth is now calculated using only the elements in water
• With wave and current loadings, a warning is now given if elements in open water have soil parameters defined
• All slack values are now removed on pipe sections without soil
• With 3D visualisation, ‘zoom fit’ now also takes labels/info into account in orthogonal viewing mode
• Updated auto-colour functionality with multigraphs
• Status table now shows correct table information even if occurrence number is not yet known
• Improved inserting default values into an input table while a cell is being edited
• Updating of very old projects now preserves non-standard ASCII characters instead of turning them into question marks
• Minor improvements to the user interface
• Clarified error message if start and end of a section in table SECTION are the same node
• Clarified help description on CSGEN’s RADIUS column
• Updated help description on ELEMNTS’ TYPE column

Bugs fixed:

• Non-stopping new-style error notices are now handled correctly
• Corrected table testing rules for the DEADW table
• Fixed bug where a service necessary for the dongle did not start after install
• Corrected situation where tee-related error E500/T1 was reported in a project without tees
• Overwriting existing multiprint definitions no longer crashes the program
• Corrected an error if switching between calculation norms more than once
• Corrected deadweight calculation if underwater weight is defined and is removed in a later stage
• Corrected situation where wrong errors (e.g. zero polygon length and 180 degree bend) were reported with pipes with joints
• Boundary condition node with double condition is now correctly reported even in uncommon configurations
• Settlement line in 3D visualisation is no longer drawn where settlements are undefined
• Corrected situation in 3D visualisation when trying to colourise pipeline with data containing error indicators
• Minor bugs fixed that could occur during import of soil model wizard data from the main program
• Corrected deadweight calculation for vertical pipes through water level
• Corrected dynamic weight calculations for wave and currents loadings
• A warning is now generated if (part of) the pipeline is below water level and no underwater weight is defined
• With the soil model wizard, the origin arrow is now drawn at the correct z-value, not at z=0 anymore
• Fixed issue where too many errors and too little table status info were generated having slack values without top-soil
• Improved handling of acceptable/not acceptable combinations of zero and non-zero soil values
• Fixed bug where NOTICES table was corrupted if soil values were changed after soil model wizard usage
• Improved warning if COATING weight data is ignored
• Corrected texts in check for new version functionality
• Corrected some minor drawing glitches in DF1 overview panel
• Corrected some minor drawing glitches in Multi Table dialog panels
• The help file has been updated to the new code E0 for the general/Excel import & export module

New features:

• PCF file format import
• Automatic deadweight calculations, including pipeline coatings
• Design Function 4 now uses longer, more descriptive notices
• Auto-check for new program versions added

Improvements:

• Soil Wizard now uses NEN 3650-1:2020
• DEADW table layout changed to allow step changes and below water weight simultaneous
• As default, projects options are now set to geometry non-linear calculations
• With NEN3650 calculations, elements of inner pipe in e.g. SiS sections are now considered secondary
• Joints are now allowed in offshore/underwater pipe sections
• Pipe elements in soil and above water are no longer considered when calculating average water depth in the Wave / Current Design Function
• The maximum allowed value for Poisson’s ratios in table ANTROP has been increased to 1.1 (product must still be below 1.0)
• Program now warns if in Design Function 6.2 not all elements are calculated or if both elements with and without topload are calculated
• On single graphs of additional output tables in Design Function 6.2 the element number in question is now reported
• When changing the Long – Short names option both the overview pane and the workspace pane are now refreshed to reflect the change
• With the Soil Wizard, the position of the soil profile editor form is now centred on the soil wizard form itself
• Design Function 1 now correctly reports the last time the project has been saved/changed
• Graphs of non-node/element based tables are now blocked by disabling the appropriate menu items
• Updated help file with information about how to easily define where soil is present or not
• Help file description of joints behaviour has been extended
• Improved help file description of ‘Section Model’-option
• Clarified program behaviour with Mitre Bends and the Section Model option in the help file

Updates:

• Program now correctly distinguishes between warnings for leaking joints and joints reaching their stop
• Clarified error message is given if user tries to define a joint beyond a weak element
• A warning is now given when range of supports crosses a weak element
• Clarified error messages for not correctly named connects
• Obsolete UNITS table is no longer part of the Excel template and is no longer imported if encountered
• Upgrading old projects no longer leads to table status errors with new tables
• Detection of elements with and without soil in Design Function 4.1 now is more in line with that in Design Function 3.2
• With Design Function 1 the workspace panel is now always collapsed correctly
• Keeping workspace panels open did not always work reliable, corrected
• Column header information now is correct when exporting to Excel after a switch between long and short names
• Auto-toggle with Excel input now also works if column name contains a delta character

Bugs fixed:

• Branch nodes without soil assignment could lead to matrix singularity during calculations, corrected
• Corrected situation where using the quickfill-functionality in an input data table could lead to a corrupt database
• Prevented program crash which could occur during iteration in Design Function 6.2
• Showing 3D Visualisation prior to using Soil Wizard no longer leads to Soil Wizard failure
• Copy-and-paste now also handles columns that are outside the visible window correctly
• Trying to show maxima or minima in POLYDIF table no longer crashes the program
• With NEN3650 calculations, corrected a situation where detection primary elements across tees was incorrect
• Corrected multi-table Excel import to import all columns even if using long names
• Program could not handle situation where PIPES table contained data and the J module was missing, corrected
• Corrected situation where the program could crash if the first element of the project had slack
• Ple4Win no longer crashes with a “Pipeline Engineering for Windows has stopped working”-message if the licence has expired
• Partially overlapping disturbing members in Design Function 4.1 are now correctly reported as an error
• Fixed an issue where very old soil wizard data could not be used after updating project
• Messages are now always correctly purged from the NOTICES table if applicable
• Clarified errors that might occur with support (with length) creation failure
• Updated errors if additional idents could not be placed correctly
• Corrected matrix singularity during calculation
• Corrected incorrect message numbering in Design Function 5, especially M500/7
• Button ‘Set Back up to this function’ is now available again after processing the whole data
• Switching the table view in the pipeline 3D overview could cause Ple4Win to crash, corrected
• Table names containing the &-character now no longer show it twice
• Corrected situation that SiS section data could remain in a project where SiS input data was removed
• Wave/current forces are no longer applied to SiS inner pipe elements
• 3D visualisation no longer crashes if switching from ‘Pipeline graphical representation’ to ‘Pipeline graphical representation’
• In Design Function 4.1 weak elements with length zero no longer lead to undocumented error messages
• Ident orientated tables from secondary database can no longer be sent to multi graph definitions
• The long name of the NOTICES table now is consistent everywhere

Bugs fixed:

• Soil Wizard now handles (step) changes in soil profile correctly if WEAK elements are present
• Excel (multi) import no longer incidentally drops column data
• Fixed situations where auto-toggle with Excel input did not work correctly

Improvements:

• WARNING table replaced by NOTICES table
• With branches of tees it is now taken into account that part of the branch element is inside the run of the tee and therefore not subject to soil-related loads
• Element-based data representation improved in SingleGraph and MultiGraph, introduced separate node and element x-axes
• Single table Excel import now does select appropriate sheet (if available)
• Speed improvements with import of (large) Excel tables
• Improved selection speed of multiple/all rows in a table
• Improved speed of copying content of large tables to the clipboard
• Improved detection of multi-cell data during Paste-action to avoid pasting data of multiple calls into one single cell
• After exporting a single table to Excel, the user is now asked whether to open that file (as with multi-table export)
• Soil Wizard now handles step-changes in soil profile and/or diameter correctly
• Updated soil modelling wizard to NEN 3650-1+C1:2017
• Improved (re)drawing the schematics of the pipeline
• Keyboard shortcuts updated, see the help file
• ‘Jump to a specific NODE/ELEM’-button added to the toolbar
• With non-node/element tables, graphs can now also be drawn with only one column selected
• More instances added where an empty cell equals zero value, such as ΔAX-L-columns or in the LOCASE/LOADSET table
• Better and more obvious reporting if in DF5 the iteration criterion is not satisfied
• Default number of iterations in GEOMCTL increased to 150
• Status bar text is updated more often in time-consuming actions
• Improved stopping and aborting during long calculations
• Implosion of elements now reported in table E-LOAD (error E500/16)
• Improved axial buckling checking
• Mitre bend calculations improved (mainly reporting)
• Better reporting of DF5 redistribution usage
• Added a warning if all hydrodynamic force coefficients are zero for submerged pipeline section(s)

Updates:

• Clarified long name and description of table B-REDIS
• Special tables exported to Excel (Status, Notices) no longer have an empty row between header and data
• Importing (single) table toggles the table according to the Excel contents, even if a double-toggle-column table
• Warning added that mitrebends are calculated with isotropic material if using an-isotropic materials
• Improved checking whether branch diameter is larger than run diameter in a tee
• Updated undocumented messages
• Clarified usage of ‘bend parameter’, ‘flexibility characteristic’ and ‘lambda’
• Textual improvements in program UI, messages and help file

Bugs fixed:

• Fixed occasional error when opening an output table
• Fixed database concurrency error during undo/redo actions
• Ident names in IDENTS table are no longer reported in lowercase
• Fixed several bugs and imperfections with pasting data from clipboard to data table
• Pasting data into a table without rows no longer fails
• Data table’s column id/row number could be changed in special conditions, corrected
• Previous version of data in POLYDIF sometimes unavailable after error in DF2, corrected
• Corrected error during insertion of default data in red fields in an input table
• In the soil modelling wizard, a custom soil type could not always be deleted, fixed
• Fixed profile assignment bug with SiS sections starting point in the soil modelling wizard
• Ground and water levels are not always correctly drawn in 3D visualisation, corrected
• Labels in the 3D visualisation are now correctly grouped and positioned even if pipe dimensions are small
• Corrected erroneous DF status when switching to material non-linear calculations
• Incorrect warning W620/5 no longer given
• Fixed bug occurring while checking joints in DF6.1
• Bug-fix in DF2 while checking for a maximum of 30 000 nodes
• TEESPEC without D-RUN and D-BRN did not always take diameters from table DIAM, corrected

New features:

• Ovalisations redistribution added to Design Function 5
• Added columns to CEPSM/CEPS output tables showing extreme compressive strain per element
• Buckling percentage columns to tables RDPLMAX, RDISPLC, RMAXNEN and RDPLNEN
• Added option to be able to export the stress-strain values to Excel
• Show expiration date of rental licence in “About”-screen
• Click-and-drag now selects multiple cells in a data table

Improvements:

• Importing a single table now does toggle the table according to the Excel contents
• With copy from sec.db. unavailable input tables are no longer copied
• Program’s response to stopping/aborting calculations improved
• When setting back a design function, opened input tables are remembered
• Tables ITMON and ITCHECKS now become “with warning” if iteration criterion is not satisfied
• Input tables with status “Data with Warning/Errors” now show error on opening
• Contents of TYPE-column in ELEMNTS table is now singular case
• Empty REFIDENT in tables SISPRC, PIPES, SUPPORT and ADIDENT are now allowed
• Updated column longnames/tooltips of table ADDSUP
• Allow pasting clipboard data into more than 1 table grid cell
• Allow user to select contrast in colours used in e.g. the grid
• Meta-information is no longer visible when copying to clipboard
• Keep visualisations when switching Design Functions
• With very long pipelines the 3D visualisation now automatically starts in centreline-view
• Right-click on an element in 3D visualisation no longer gives (unwanted) element labels
• Increased illumination in 3D visualisation enhanced
• Improved support and settings for non-compatible graphics cards
• MultiGraph now uses relative paths with non-primary curves
• SingleGraph and MultiGraph y-axes are now shown and printed in the same sequence
• PipeDraw’s zoom box labels now reflect choice of x and y-axis
• Clarified warning for missing needed data for the soil wizard
• Improved axial buckling checking
• Large extreme KLH/(KLT,KLS) or RH/(RVT,RVS) ratio warnings removed
• Help file now explains all coordinate systems used by the program
• Add information about ideal bend radius/segment length for single-kink mitre bends to help file
• Improved description of “open” endpoints

Updates:

• Pasting data to a selected cell range/selection of rows improved
• Improved visibility of selected min/max cells in data table
• No error any more if declaring multiple KLH values on the same node
• Using space as thousands separator is now possible
• Improved removing distance labels and/or element labels in 3D visualisation
• Soil Wizard no longer shows tangent points of mitre bend
• Zoom with SingleGraphs is now possible also for very small (< ca. 1.E^-6) maximum values
• Design Functions 6.1 & 6.2 are no longer processed if module S is missing
• Improved iteration convergence control with upheaval buckling to avoid iteration failure
• Further improved ovalisations orientation in bends/due to bending
• Extreme plastic redistribution now correctly reported in DF6.2
• Improved error reporting with mitre bends design
• Program now warns if kink angle or R/r ratio is unacceptable for mitre bends calculations
• Improved placing of additional idents
• Added and clarified SiS-related warnings
• Documented and clarified error message E610/ST “Instability addcros”

Bugs fixed:

• Multigraph additional info is now correctly saved
• Mitre bends kink angle is no longer reported as unreadable string
• ∆X-N and ∆Y-N column shortnames in POLYDIF table updated
• SISPRC, PIPES, SUPPORT and ADIDENT toggle column ∆AX-L instead of AX-L
• “Key Down” in an editable table no longer crashes the program
• Errors setting table status “Missing Data” corrected
• Circumferential data of last calculated element can now be shown in 3D visualisation
• Corrected StackOverflowException with 3D visualisation in special cases
• Corrected 3D visualisation side menu items placement
• Corrected InvalidOperationException in 3D visualisation when switching data
• Corrected missing vertical element in bend with odd elements in 3D visualisation
• Saved Visualisation settings & soil wizard settings are now again imported with 2^nd import option
• Soil Wizard no longer crashes with specific (Intel) graphics adapters
• No more unhandled exception if closing program while starting up
• Data in Design Functions 5 & 6.1 soil tables is now ignored if Design Function 3.2 has no soil
• Design Function 3.2 status can become data locked even if all input tables are empty, corrected
• Switching Design Functions during calculations no longer disables the Stop-button
• Add Ident now places the ident on the right place
• Fixed error in material non-linear ductile projects with very small plasticities
• Now a correct error message for supports out of pipe is generated
• Fixed reporting on non-linear material behaviour of anisotropic material
• Additional Ident (with Δ Node or Δ Elem) after end of pipe now correctly reported
• Corrected excessive error reporting on having an unknown ident in the CONNECT table
• Corrected E410/8 error Wave-height / Sea-depth ratio
• ACCEL calculations for table VELACC corrected
• Corrected input table conditions in Wave / Current Loading
• Fixed bug with overlapping tee and support with length
• Corrected error in reporting joint rotations in table DISPJNT
• Solved internal error if too many elements are defined in SECTION
• Corrected false warning “Cannot add s/e tangent ident”
• Improved help description of error message E410/16
• Corrected minor textual bugs in the help file
• Setup now checks for the correct .NET Framework 4.5.1
• Clarified setup issues with supplied Codemeter MSM

Bugs fixed:

• Mitre bends are now always designed with the correct number of kinks
• Mitre bends in soil now can also be calculated if the kink angle is larger than 25°
• Improved stress calculations with single-kink mitre bends
• Corrected the calculation of AX-L values in case of mitre bends

New features:

• Mitre bends calculations
• Modernised the look of the application
• Show a graph of the used stress-strain relation of the material of a selected element
• Animated, explicit indication when the status of the Warning table changes

Improvements:

• Automatic ident generation when the pipe crosses the water or the ground level
• POLYDIF now uses an interactive grid to hide cells which can not be used in the current situation
• Bend radius in POLYDIF now can remain empty (instead of requiring ‘0’) with straight segments
• Diameter and wall thickness data in TEESPEC is now optional (DIAM and WALL data is used if omitted)
• Allow placing joints before the given reference ident
• Determination of (type of) primary elements improved
• Primary elements are now part of the table groups
• Clarified double idents in soil wizard’s SSTIF table
• Additional information is given when errors are encountered due to missing program modules
• Trying to colour node-based information (e.g. connections) in the 3D visualisation is no longer possible
• Clarified calculation methodology when using NEN with/without soil ring stiffening

Updates:

• Iteration process stabilised
• Clarified iteration failure warnings and errors
• Low SIX and SIF values can no longer lead to lowering stresses instead of increasing them
• Soil modelling wizard now can correct incomplete profile/location assignments
• With leaking joints now always the left/first node is reported
• Joints too close to connects are now reported correctly
• Overlapping SiS pipes is now reported correctly (and only once)
• Help file updated to show error messages as shown by the program

Bugs fixed:

• Program start without dongle no longer leads to unhandled exception
• Corrected situation where user stopping a running calculation would fail
• Warning that a row can not be added to a fixed-length table is shown again
• Pressing <Enter> now adds an empty row to a table without rows, an error is no longer generated
• Placing a support on the last node of a pipeline with joints is possible now
• Leaking joints are now correctly reported in DF5 and DF6.1
• Joints with stops are now handled correctly in phasing runs
• Joints now can be placed with a bend ident as reference ident (as long as they are placed outside the bend)
• Placing joints behind a weak element now is correctly reported
• Corrected error in calculation of equivalent pressure for ground support
• When switching data with the 3D visualisation now the correct data is fetched even if the table column name remains the same
• Loading 3D visualisation data from a secondary database no longer crashes the 3D visualisation
• Excel export could fail with user-defined thousands separator, corrected
• Getting the Warnings-table while calculating could lead to a program crash, corrected
• Error message now correct if items are placed before or beyond the pipeline
• Corrected determination of the type of primary elements if elastic bends are calculated as non-elastic
• Illegal node/element numbers or AX-L(P) values are now reported correctly
• Warning W420/92 now correctly mentions table NODALS
• Removed internal error E630/PR ‘Table PRIMSEL empty’
• Soil Wizard now uses the correct weight of (dry) sand if no water level is defined
• Clarified description of E200/41 ‘SIS ‘id’ SISPRCs too close’
• Corrected determination of primary elements in SiS sections
• Using generated bend idents as reference idents now leads to correct placements
• CONDI table no longer gets the status ‘Locked Data’ while it is actually empty
• Internal table ENVF (Df 4.1) now correctly initialised
• Content titles added to help pages of DF4.1
• Corrected data of table W-LOAD, now plotting its data is possible again
• Help file now correctly mentions nodes in table BENDFAC

Bugs fixed:

• ADIDENT data is now correctly processed when generated bend idents are used as a reference
• Corrected calculation of soil values and reaction forces for non-horizontal pipelines if no water level is defined
• Corrected check for the O module (table supports) in DF5
• Corrected check for the Y module (branches & tees) in DF5
• Fixed error when checking for maximum values in an input table
• Fixed errors while pasting data into an input table
• In the soil wizard, Kq_infinite is now correctly reported in table SHORSAND
• In the soil wizard, no conversion of E and phi for sand is done in case of custom soil types
• Showing maxima or minima now also does work for the POLYDIF table
• Tees and Connects are now correctly calculated if located after joint(s)

New features:

• Displayed data in 3D Visualisation can be changed within the visualisation
• Distance between Identifiers can be measured in the 3D Visualisation
• In the 3D Visualisation, the pipeline can be shown as centreline instead of dimensioned pipe
• The ultimately applied settlements can be shown as a curve in the 3D visualisation

Major improvements:

• Allow definition of additional identifiers relative to generated identifiers
• Default toggle state of input tables changed to ‘Identifier’
• Element information in the 3D Visualisation is now shown as label, not in sidebar
• In the soil wizard, if installation method is HDD, soil friction is set to zero
• Increased flexibility of definition of joints, rollers and supports locations
• Labels in the 3D Visualisation now can be moved using the mouse
• Modernized internal calculation code of the program
• Soil wizard calculations updated to latest NEN 3650-1+C1:2017 version

Minor improvements:

• 3D Visualisation now also shows pipeline if DF2 is only partially calculated
• Clarified generation of REDIS-tables in (non-redistributed) NEN3650 projects
• Clarified long column names in table ADDSUP
• Clarified which diameter and wall thickness exactly is used at several locations of the help file
• Data in column FALL of DISCOOR now shows correct percentages
• Element information in 3D Visualisation now also reports element’s material
• Element types names updated in help file
• Excel export made more robust if OS language and number formatting do not match
• If a generated Identifier can not be named, a warning is given
• If input table is too large during project upgrade, table name is now given
• If input table is too large during testing, its status is now set correctly
• Primary elements are now correctly calculated across joints and tees
• SiS section end now can also be a fixed or free endpoint
• SiS related errors, warnings and messages updated
• Support at joint is now handled correctly
• Tee run/branch without adjacent element is now handled correctly
• Warnings now report first node of leaking joint

Bugs fixed:

• 3D Visualisation no longer draws twisted vertical pipe elements
• Converting a SiS project into a non-SiS project no longer confuses the soil wizard
• Corrected formula of RH / Q_hor in soil modelling wizard help
• Corrected input tables RCO status if data was added in DF4.1
• Polygon lines and flags no longer (partly) disappear when rotating 3D view
• Sequence project update-save-recalculate gave internal error, corrected
• Settings in DF1 can no longer be changed if project is completely processed
• Single Graph of a grouped table could fail under certain circumstances, corrected
• Single Graph of a grouped table no longer shows unwanted vertical lines
• SiS section with rollers now can also be defined with outer pipe first
• Soil wizard now can handle SiS sections where the inner pipe extends 1 element
• Start of the program without a dongle no longer results in program crash
• Strain results in table CEPSM are now reported correctly
• Support group now also contains point support nodes
• Tooltip error descriptions now correct in table JOINTS
• Trying to insert a table row while an input error is not yet corrected no longer crashes the program
• With joints, indicated node numbers in the 3D Visualisation were not consistent, corrected
• X-axes ticks in single graphs are now correctly drawn also in DF6.2

New features:

• View of circumferential data of last calculated element in 3D Visualisation
• Now the Soil Wizard is accessible (in read-only mode) after DF3.2 or later has been processed

Major improvements:

• With node/element oriented output tables, the X-axis is always node/element, so selecting the column for the Y-axis only is sufficient for XY graphs
• Import from Excel now is possible while the file is opened
• In the Soil Wizard, the G-values for predefined soil types have been adapted
• Program now correctly reports leaking or stopping joints in DF6.1
• Improved calculating pipelines supported by piles in DF6.1 where the final support reaction is very small
• The customer licence is now shown on table prints and/or graphs
• Improved behaviour to avoid concurrency errors during (automatic) saves
• Ovalisations in bends/due to bending were not always correctly orientated, corrected
• Axial buckling check in NEN calculations updated, false warnings do no longer occur
• 3D Visualisation no longer crashes when deleting a reference value
• Importing Excel data no longer reads data outside scope
• Corrected bug that sometimes made updating v4.3.1 and earlier projects impossible
• Corrected situation where Ple4Win might stop working at the end of the program shutdown

Minor improvements:

• In the Soil Wizard Delta is now correctly used with custom soil types; the wizard only uses NEN3650 default values if no value is provided
• Scaling two polar curves in one graph to the same range is now done correctly
• History table now shows the program version after a project version update
• Input tables with illegal node nrs/element nrs/AX-L(P) values no longer lead to unclear error messages
• Improved warning W610/8
• Corrected explanatory text of E200/41 in the help file
• Message M330/2 is now described in the help file

Bugs fixed:

• Copying and pasting didn’t always work correctly when “Jump to specific row”-button was used, corrected
• Fixed bug where copy/paste of a multigraph to Office 2010 sometimes showed drawing errors
• Corrected a situation where NEN calculations after material non-linear calculations lead to internal errors
• In the Soil Wizard, the selected soil layer in the profile editor no longer hides all lower layers
• Resolved problems when copy-pasting into a table with deleted rows
• Soil Wizard button in DF3.2 sometimes was not disabled if DF3.1 has not yet been processed, corrected
• Corrected error with the hardware key that could lead to a program crash
• Excel Import sometimes did show hidden sheets in workbook, corrected
• DF6.2 no longer fails with E620/94 after save and subsequent setback  & recalculate
• Fixed bug that could lead to “Ple4Win has stopped working”-message at program shutdown
• A warning is no longer displayed if the user cancels a project update when selecting a recent file
• Selecting ‘Cancel’ on trying to access the dongle after licence lost no longer results in a bug warning
• Table SISCONF was still mentioned in the help file, removed

New features:

• Steel-in-steel functionality
• Help button / (i) symbol added to official messages, warnings and errors; help-button added to the “user response required”-form
• Assisted data reduction for input tables that are too large
• Button for jump to a specific NODE/ELEM number

Major improvements:

• Program now ignores non-EDS CmDongles and CmAct licences
• More feedback and better error handling with extreme diameter/wall thickness ratios
• Improve calculation of ‘nu’ in Poisson ratio in the Soil Wizard

Minor improvements:

• Increased default width of columns with empty input tables
• Add accelerator keys for table menu Switch (POLYDIF only)
• Added check on existing additional tangent point ID’s
• Export to and import from XLSM arenow possible
• Copy from Ple4Win and paste into Excel no longer shows shortened names
• Add licence information (licensee name) to graphs & table prints
• Now a warning message is shown instead of a bug message if writing to an Excel file is not possible
• Added tee name to warning W200/10
• Added confirmation if testlevel is set to 6 or greater
• Clarified messages if trying to open an education project in the professional version and vice versa
• Volume weight of water set to exactly 0.981E-5 N/mm3
• Soil Wizard now can handle very high offsets in ORIGIN
• An additional 3D Visualisation now is shown if grouped data is shown after ungrouped data and vice versa
• Built-in stress-strain relations now described in the help file
• WARNING table help page now has information on where to find error descriptions
• In the help file connections between “Analysis Type” and Model Options” are described now
• Help for 3D Visualisation expanded
• Help for (automatically generated) nodes and elements groups expanded
• Textual changes in program and help files
• Certain PDF printers produced tables with a black background, updated printing behaviour to compensate
• Updated application to Framework 4.5, updated programming tools, updated dongle software
• Updated Ple4Win tools, added SetTestmode-tool
• Educational and professional version no longer share configuration / last used-data

Bugs fixed:

• Fixed situation where program could crash if MultiGraphs with 2 or more curves were drawn
• Sometimes MultiGraph definitions could reappear in subsequent projects, corrected
• Creating an already existing MultiGraph definition no longer results in an unresponsive program
• MultiGraph extra Y-axis results in also an extra curve on the X-axis description
• Program could generate bug message (and may crash) if MGraph definition is non-standard, corrected
• Sign of bending moment reported in ADDSUP is now reported correctly
• Fixed issue where multiple connections on one location could not be calculated
• Updated behaviour of statebutton-tools in the toolbars
• Removed superfluous customizing-functionality from the toolbars
• “Hidden” tables no longer can (try to) show help information
• Absolute POLYDIF coordinates no longer change while ORIGIN is untested
• Non-standard DPI settings no longer lead to a program crash
• Corrected import of predefined names from Excel to Ple4Win
• In special situations a Design Function could get a (?) status, corrected
• 2D pipeline schematic now always shows constraints
• Logging on ‘Information’ level no longer leads to a program crash when closing Ple4Win
• Connection name now shown in all relevant rows of CONDATA
• Program’s revision now correctly reported in JOURNAL
• POLYDIF (in abs. mode) is no longer tested 7 times when testing ORIGIN
• Corrected updating bug for versions 4.2.2 and earlier
• Corrected problems importing very large or very small numbers from Excel
• Max. string length now consistent in TEE-REF
• Corrected dimension unit for SLEVELS columns
• Removed superfluous New- and Delete-buttons from Locations-tab in the Soil Wizard
• Items can no longer be deleted in the Soil Wizard’s view
• Profile Location Editor or the 3D Visualisation
• Update ident selection and drag-and-drop in Soil Wizard’s location editor
• Soil Wizard no longer generates NaN-values
• Ident properties are available again in Soil Wizard’s location editor
• Soil Wizard and 3D Visualisation now can handle a start node number > 1
• Checkbox Weak Elements now drawn completely in 3D Visualisation
• Shader problems with certain Intel graphics adapters solved
• Min-, Max- and Ref-value textboxes in Value histogram no longer enlarge when entering values
• Min-, Max-, Ref- and displacement-value textboxes in 3D Visualisation now accept comma or decimal point according to settings
• In rare cases tee’s could not be shown in the 3D Visualisation, corrected
• Program no longer enters infinite loop when switching DFs while 3D Visualisation is starting up
• 3D Visualisation could crash with certain connection data, fixed
• 3D Visualisation colour histogram now shows correct colouring if reference value is lower than maximum value
• Clipboard-image of the 3D Visualisation is now correctly centred
• 3D Visualisation now can handle empty SNODE in ORIGIN
• In the help file absence of the Project324-tool is explained and alternative is described
• Soil Wizard help file updated to latest norm
• Improved linkage between main help file and sub help files
• “Website” tool in help file works again

New features:

• POLYDIF table now also accepts absolute x- and y-coordinates
• Batch mode processing now possible with Ple4Win

Major improvements:

• Ovalisation redistribution corrected and improved
• Calculation of stress-intensification factors in tees updated for General/NEN

Minor improvements:

• Checks to tee configurations added
• Now warns if wall thickness of a tee is less than the wall thickness of the matching pipe(s)
• After a version update only, a project will now be saved as default
• Allow to skip warnings if importing illegal data
• With large numbers of connects and joints, the program now uses internal memory as long as possible
• A message is now given if selecting a no longer existing project from the recent project list
• Undocumented errors and warnings were made “official”

Bugs fixed:

• Incorrect in-plane factor used for Weld-on tees for ASME B31.8 and Belgian Law
• RVS was calculated (NEN 3650-1:2012) with factor 0.48 instead of 0.5
• Locked DF1 was (partially) editable
• A table support that is (partly) outside a pipe section was not placed correctly in DF2
• In DF3.1 at least one test on wall thickness and diameter was missing
• Model option “ovalisation redistribution” must be disabled after DF5
• Drawing of Multigraph caused secondary database to be deleted from work folder
• Multigraph didn’t show data if it had more than 1 graph from a secondary database
• With non-standard DPI settings, y-axes texts were clipped with graphics export
• 3D Visualisation was not rendered correctly for high ORIGIN values
• Weird ‘torsion’ could occur in 3D Visualisation
• Node/element numbers were not always visible in Visualisation module
• Table CONNECT was not updated correctly in special circumstances
• Second Phase run with no ENDPTS stopped with an “Internal r+k error code 3”
• Wrong error message was given if WARNING table has > 32000 rows
• Unable to change Soil Profile in Detail view – Ident
• View cube did not function in Soil Model Wizard
• Soil Wizard multiple ident selection produced strange yellow marks on the water profiles
• Soil Wizard couldn’t handle missing internal table
• Double-clicking a project on a network location did not correctly start the program
• Help file mentioned node numbers in combination with polygon points
• Help file described that the secondary database could not have the same name as the primary database
• Usage data was corrupted if Ple4Win was started with expired dongle

Major improvements:

• Tee calculations have been updated to take the number of design displacement cycles into account in specific situations

Minor improvements:

• Excel 2007+ import improved
• Projects on a network location are now opened if double clicked
• Textual changes in the Help file

Major improvements:

• The Visualisation Module (X1) is officially released
• Process project up to function X.Y
• Calculation for Tee’s adapted to NEN-EN13480
• Export to and import from XLSX
• Ovalisation redistribution is improved

Minor improvements:

• Changed GUI to make it DPI independant
• Average diameter is now used in calculating the Hoop stress in General mode
• Soil Wizard – View cube added
• Subsidence outside the pipeline now reports a warning
• Descriptive enumeration texts are used when copy/paste to Excel
• If a project has options not allowed by the current module configuration, setting back is improved
• Looks and usage of panels in Ple4Win is improved
• Ending action error with anisotropic material and non-General Analysis type is improved
• Reference line in SingleGraph is now always visible
• Textual changes and Help file improvements (a.o. description of the local coordinate system of joints, description of SWEIGH factors to be used for anisotropic and plastic materials, description of PX-A and PY-A, description of right T-REF and T-ABS in phase calculations)

Bugs fixed:

• No memory leak while printing
• Corrected issue in phase run with settlements and infinite end points
• Handling copied project parent from 2nd database is improved
• Ple4Win now can handle a connect group with more than 2 nodes
• Soil Profile Layers in the Soil Profile Editor are now drawn taking into account the length unit specified by the user
• Soil layers are drawn correctly when length dimension is meters
• Undefined uncertainty factors in SETX/Y/Z tables now handled correctly
• With a printed table, the number(s) following the “E”-notation no longer disappear sometimes
• User response required: “Redistribution on? (y/n)” without possibility to answer is corrected
• Erroneous message “Mod. u missing, can’t calc. flexsect” now handled correctly
• After ‘Save As’ the History/Status/Warning table buttons are no longer disabled
• The dongle problem if the user.config file is missing is resolved
• Status table data is extended with ‘Units’ and ‘Separators’
• Clear all data’ in Multi graph now deletes all data indeed
• After a ‘Process all’ via the Roadmap DF1 is refreshed
• The .NET framework error when installing Ple4Win on a Windows 7 computer is resolved
• Importing from Excel into a LOCKED input table is no longer possible
• After processing DF1, the analysis type is now disabled correctly
• Multi graph can handle two identical project names
• Parent project can be opened as secondary project
• After DF5 calculation stop, table groups can be read
• Option ‘Soil Ring-Stiffening’ with NEN 3650-2 also selects ‘Limited Bend Angle’ and ‘Ovalising Section Model’ (when module Q is available)
• At least 2 soil iterations are performed to determine the correct angle of the soil reaction
• Using the = and ” sign in a locked input table is no longer possible
• Roadmap is always fully visible
• Thousand separator is implemented
• “About Ple4Win” form has become a modal form
• Educational version now reports a clear message if a professional project is opened

Bugs fixed:

• Erroneous reporting of Project phase in table Status has been improved
• Ovalisation redistribution of non-horizontal pipeline elements has been corrected
• Errors occurred when drawing data from one or more secondary databases in Multi Graph solved
• Number format errors reported when exporting tables to Excel have been corrected
• Peak values in a Single Graph are no longer too high after Copy – Paste from Ple4Win to Word
• When starting Ple4Win for a second time simultaneously, a correct error message is given now
• If in table SECTION the S-ALLOW field has been filled, a correct message is given now in case of exceedance of the specified allowable stress
• Non-printable and invisible characters in an IDENT do not occur any more
• If Ple4Win has been installed under a Windows 7 SP1 (x64) operating system, Ple4Win does correctly start now when one double clicks with the mouse on a project file (.plex)

Modifications:

• Sequence of stress and strain output tables has been changed; important check tables moved upward
• Detailed stress tables moved to the additional output table space
• Unclear descriptions of Model options improved
• Screen shots related to the CmDongle in the Help file are updated
• Zero Slack values are not possible, an error message will be given
• Some (error) messages have been made official and are clarified in the Help file
• The Help file has been extended with descriptions and links between program Model options and required Program Modules
• A single click is sufficient now to open a table

Bugs fixed:

• The axial buckling strain is calculated now when the NEN 3650 option has been selected. If the critical buckling strain is exceeded, a Warning is given
• Belgian Law with unselected ‘Include Wallbend-Stresses’ will set the option selected after calculation
• Adding user-defined group in DF2 is now available
• Issue when adding a curve from secondary database to MGraph is solved
• Module link is corrected to enable calculations according to ASME B31.8
• Options of ‘Order by’ in Multi Table layout are working correctly now
• Issues with scientific and engineering format are solved
• Calculation of axial buckling strain corrected
• Conversion of tables F and RH is now correct

Modifications:

• Improve calculation of m for KLS trenchless
• Soil Model Wizard is updated to comply with NEN3650-1:2012
• Module NEN 3650 is updated to comply with NEN3650-2:2012
• An indication of the location(s) where overlap of supports occurred is now provided
• Columns CFA and CFH in the tables F and RH have been split into 2 columns to provide a jump in the friction factors
• Numbers in the first two columns of tables LENGTH and BENDFAC have been replaced by Idents
• Unclear Errors, Warnings and Messages have been updated

Bugs fixed:

• Multi-table print of extrema’s only
• Corrected material non-linear calculations on horizontal bends with vertical soil reaction
• DF3.2 now shows the correct status icon if processed without soil data, soil data table status is now also correct
• Setting back DF1 (also through roadmap) adjusts project settings, if necessary
• Unavailable tables no longer suddenly become ‘conditional’ or ‘optional’
• Multi-table print/export sequence is now correct even if some steps are skipped
• Primary elements status is now given correctly (‘free’ and ‘in soil’ were exchanged)
• Output tables sometimes had status ‘missing data’, corrected
• Unknown status of DF32 after importing all tables from a secondary database
• Several typos in the GUI and help file corrected
• Save and load of window layout now works
• Changes in DF1 and in the MGraph setup screen now correctly set the internal “data has changed”-indicator
• If a copy of a predefined soil type is saved in the Soil Wizard, the ‘mu compressed’-parameter is now saved correctly
• Output tables are no longer ‘unavailable’, even if the corresponding program module is absent
• Solved internal bug which corrupted the connections-data when determining primary elements
• Multi Graphs with data from multiple secondary databases now finds all data
• Importing form an Excel file with a single quote (‘) in either path or file name is now possible
• Large redistributions due to material non-linear calculations resulted in unrealistic deformations and stresses, corrected
• With material non-linear calculations, tee’s In DF 6 are now correctly calculated (linear)
• Distorted table layout in an exported table layout fixed
• No more error when using single quote (‘) as Multi Graph definition
• Option “Ask for confirmation when deleting a table (row)” now works correctly
• Tables that cannot be used because of a missing program module are now shown as ‘unavailable’
• Content of status-table has been updated/corrected
• Version information for the legacy DLL is now consistent
• While exporting data to Excel, data formatting is no longer applied in a way that lead to rounding errors
• Typos in help file are corrected
• Corrected situation where write statements during multithreading could lead to conflicts
• Setting back a Design Function sometimes enabled one or more model options (which should not be possible using the selected analysis type), fixed
• Sometimes file “user.config” was missing after installation and triggered the repair mode. Program will now start without repair
• Overview-panel was not (correctly) refreshed after processing a project, fixed
• Using elastic bends without the geometry non-linear module resulted in a unreadable group name, corrected
• Deleting last table row results in error and deleting multiple rows from table was not working correctly, are fixed
• Occasionally, a saved project file is corrupt

Major modifications:

• Soil Modelling Wizard (module X0) now also allows calculations according to NEN3650:2003
• It is now possible to restore previous versions of an input table
• Untested tables are now automatically tested before a DF is calculated
• Numbers in tables can now also be shown in scientific or engineering notation
• Single compressed project file (*.plex)
• Speed improvements with loading Soil Wizard, table panes, DF overview panes, Multi Graphs and importing tables from secondary database
• Program options in a separate, tabbed window
• Recent projects in File Menu is now available
• It is now possible to override the OS’s choice of the decimal separator
• AutoRecovery functionality with pipeline projects

Minor modifications:

• Complete rewrite of internal error handling code prevents program crashes
• Multi Graph definitions now can be copied
• If exporting to Excel, a default Excel filename is now given
• Setback of DF5/DF6.2 after unlock is now possible
• A warning is now added to the WARNINGS table if wizard-generated soil data is changed by the user afterwards
• If curves are added to a Multi Graph definition, x-axes are now automatically linked as much as possible
• The program now remembers its last size and position on screen
• Program now asks if user wants to open the just created Multi Table Excel file
• Saving a project without closing it is now possible
• Project file backups (*.bk*, *.pleb) can now be used as secondary databases
• Read-only project files can now be accessed (from e.g. CD-ROM)
• If a (print/clipboard) button has right-click functionality, a down-arrow is now shown
• Copying multiple cells or cell ranges from a table using copy-and-paste is now possible
• About-screen now has a button/link to module explanations in the help file
• Updated iteration process in DF6.1, now shows found disequilibrium if solution cannot be found
• Reordering of columns in a table is no longer possible as it has no added value
• Corrected calculations on horizontal bends with vertical soil reaction
• The “All Zero” and “One Value” indicators are no longer shown by default
• A DF’s output tables are now automatically shown after a calculation failure (if data is available)

Bugs fixed:

• Corrected bug where tables sometimes became unavailable (e.g. TOPLOAD)
• Table occurrence was not always correctly updated
• Tables now show an ID column with correct line numbering (start at 1, increase by 1)
• If a table is toggled, the column width of the toggle column is now recalculated
• Table’s column widths were not always automatically calculated correctly
• After inserting default values in a table, the new data is correctly stored
• Zoom-by-mouse now shows the correct selected zoom area
• Overview panel now avoids scrollbars as much as possible
• If a data table has the status ‘data with warnings’, the DF now also has the status ‘warnings’
• Ple4Win does not force itself to the foreground that much during start-up
• If the Soil Wizard or the Multi Table Tool is running, the task bar does not show 2 Ple4Win icons any more
• Importing Soil Wizard data from the secondary database no longer overwrites pre-defined data
• Fixed table’s column selection
• Soil Wizard generated data is now truncated to 5 significant digits
• Now changing the values of Pipe Draw’s zoom boxes does lead to a zoom change
• Corrected “Wrong program for this calculation”-error
• Fixed error switching Design Function when last edited cell is drop-down list
• Sometimes the row numbering of an input table was still incorrect, fixed again
• “Empty all cells” now also works with the last row of a table
• “Wait on errors” did not always result in actually waiting for user action
• Some errors did not change an input table’s status to ‘error’, corrected
• Removed incidental generation of fort.11 and fort.41 files
• Updating old projects sometimes lead to ‘?’ in header’s unit line
• Fixed bug that lead to blinking area above a dropped-down message line
• Fixed unhandled errors which could occur during initialisation
• Updated calculation of column widths while opening an empty table
• Updated calculation of column widths during printing
• Corrected StreamWriter exception which could occur if tracing was enabled
• Corrected distorted logo in version details window
• If inserting multiple rows in a table, these are now inserted as a single, continuous block
• <Ctrl-X> is “cut”, <Ctrl-Shift-X> is “delete row”
• If inserting a row in a table, it scrolled to the top, now scrolls to inserted row
• Fixed program crash during close after severe calculation error
• Updated calculation of DF1’s roadmap status (Educational version)
• Corrected mix-up of ellipse- or fixed table support type
• Corrected calculation of reaction forces with phasing calculations
• Sometimes during printing of shortened numbers, a digit is missing
• Fixed error copying Multi Table definitions from the secondary database
• Fixed truncated messages on the message line in DF 5
• Now in the About-window all available program modules are shown again
• During import of table data from Excel, predefined names are now always recognized (case-insensitive)
• Fixed bug which lead to program crash when opening and closing Multi Graph windows rapidly
• Help file text errors fixed
• Description of W200/7 updated
• Error with warning trap and stopping a DF corrected
• Fixed bug while zooming in on a Single Graph containing WEAK elements
• Output tables containing data but not an occurrence number are now shown
• STATUS table now also shows individual table’s status Table and DF occurrences were not correctly calculated and stored, corrected
• Fixed cross-thread exception which could occur during usage of the Multi Table print
• Importing an empty fixed-length table from a secondary database lead to an error, fixed
• Read/write error to internal table ELEG fixed
• Fixed error that allowed ovalisation calculations without redistribution
• Ovalisation without redistribution now leads to an error message
• Prevent starting calculating of a DF while setbacking it at the same time, which lead to a program crash
• Corrected primary elements during NEN3650 calculations
• Updated handling of rental hardware keys to prevent the program to access the internet, if desired
• Tooltip text errors fixed
• Project with joints gives different results if recalculating of DF5 after unlocking that DF
• If selecting tables in the Multi Table print list, it often scrolled uncontrollably
• History table sometimes was not visible in the Multi Table print list
• Corrected wizard crash if a setting was changed and the change then was cancelled
• Fixed crash in Soil Wizard which sometimes occurred during double-clicking on a profile
• Corrected help-texts with tables not requiring data to be in increasing location sequence
• During import of table data from Excel, ident and reference names are now checked for their length (< 9 characters)
• Improved iteration with material non-linear calculations with very small ovalisations
• Multiple occurrences of warnings W500/24 en M500/6 are now combined
• Options ‘Pipe on Soil’ and ‘Pipe in Sand’ are now stored correctly
• Corrected settlement interpolation if settlement is zero and uncertainty is undefined/0
• Program could crash if closing project while Multi Graph data pane was visible, fixed
• Error on importing 4.0.x-projects corrected
• Program crash after encountering unknown idents in DF2 fixed
• Corrected warning message text shown if user tries to open the Warnings-table while calculating
• Program wouldn’t close if started with an expired licence, now exits gracefully
• Clarified messages shown if in a project with joints a solution cannot be found
• Rewrite of DF5’s friction calculation routine FRICTN
• Corrected help file data description of table ITCHECS
• Message typos corrected
• Corrected scripting error in help file with table SIGEPS
• Fixed Soil Wizard crash if last element crosses the waterline
• Corrected table cell behaviour where ‘+’ is accepted as 0, but ‘-‘ is not
• Clarified ADDSUP’s data description in the help file
• Updated help description on column “Sp/0.91ReT-M” in NENSMAX and NENSTRS
• Updated Windows version check in setup file
• Dashed line styles are now shown correctly, and also shown in the legend
• Multi Graph legend now also shows secondary database name, if applicable
• The program expiration warning now can be disabled permanently
• Fixed undo zoom in Polar Graph that could lead to program crash
• Project files descriptions in Windows Explorer expanded and clarified
• Generation and usage of backup-files is now as user expects
• If starting with an inactive key, the program no longer hangs
• Fixed error which occurred if unknown idents are used in ENDPTS and SOILNB table
• Program now stops faster if DF6.2 (NEN) is stopped prematurely
• Zoom using mouse if shown y-axis range was zero is now enabled
• Fixed bug where an extra column was added if cutting-and-pasting table data from Ple4Win to Excel
• Corrected calculation of DF3’s summary status
• InternetAccess.exe updated, now also works with Windows 7
• Fixed bug when copying a full database
• Error messages E200/ER and M200/S* updated
• Fixed error “Read table … after creation”
• Updated state-button handling with data tables
• Sometimes the wrong iteration type was reported in ITCHECS, corrected
• Exactly click on checkbox in Multi Table: Print, was required, now click on text also works
• Fixed print bug when table fits exactly on page, an additional table header on the next page was added
• With Project324, the output path now remains unchanged if another input file is selected
• Project324 now saves the path of input and output folders separately
• It is now possible to directly edit the path & filename of the input/output files in Project324
• Project324: internal conversion error corrected

Major modifications:

• Soil Model Wizard (module X0) is officially released
• Multi Table Tool replaces tables-tree for printing, import and export to Excel
• Multi Table definitions can be saved/loaded
• Main window menu bar is restructured
• Compatible with Windows OS’s 32 bit & 64 bit versions

Minor modifications:

• Wizard and Multi Table data is now also copied if all project input data is copied from secondary database to primary
• The first column of a data table shows the row number when not in test mode
• If any DF 1 to DF 3.1 has been re-calculated after running the Soil Wizard, a warning is given when processing DF 3.2
• It is now also possible to duplicate or rename Multi Graph definitions
• In the Multi Graph definition screen, the sequence of user actions has been changed to ‘first click button, then change name’

Bugs fixed:

• Fixed some typos in the help file [803]
• Fixed malbehaviour when double clicking specific regions [807]
• Stopping the calculation process is more robust [810]
• Fixed issues concerning import from Excel files [814]
• Added checks to ensure an increasing ID numbering [815]
• Copy item in table menu now remains active for locked tables [818]
• A clear message is now shown when exceeding the input table limit [821]
• Fixed omission in DF status when locked with warnings [822]
• Fixed problem with pasting into cell having a drop-down list [840]
• Table row deletion does no longer fail if no row is selected before deletion [852], [862]
• Table can now not be closed while containing invalid data [856]
• A clear message is now shown when starting Project324 without hardware key [863]
• Changed maximum input length of MATBRN in table TEESPEC from 7 to 8 characters (same as MATREF) [865]
• Fixed bug when using single quote (‘) in project/directory name [871]
• Fixed “Event log file is full” issue when using Soil Model Wizard [886]
• Fixed mal behaviour when processing a table while the program is still busy testing the table [891]
• Fixed printing/copy to clipboard of Single Graph with linked y-axes

Bugs fixed:

• In table SLACK, now lateral slack values must be either all zero or all non-zero
• Corrected axial and lateral joint rotation output in joint displacements (DISPJNT) table
• Changed error handling in DF2 to prevent program crash on calculation error
• When the Warning table has never been opened, the table was not available in the Multi Table selection tree, corrected
• In table JOINTS (column TYPE) the option “Hinge” was not recognized as valid choice, corrected
• If rows of a tested/set backed table are deleted or cleared, the table status now correctly changes
• Clearing a row in a table after deleting another row in the same table removed data at the wrong row, corrected
• During export to XLS file, column formatting no longer reduces numbers to integers (no fraction visible)
• Now strips additional characters added by Excel if copying cell data from a XLS-file
• Polar graphs are now scaled correctly if only positive or negative values are present
• Project324 now correctly converts all PLE-micro-CAD projects to Ple4Win projects
• Soil Wizard data was missing in ‘Road Crossing’ project, added

Minor modifications:

• Setup changed to allow users with firewall problems to prevent Ple4Win to access the internet
• Polar graph plots now default scale to have the zero value-ring between minimum- and maximum ring
• Improved iteration when calculating non-linear, plastic deformations in DF6.2
• In Design Function 3.1, when using tees, branch & run length now are allowed to be down to 0.5 the run / branch diameter
• When a new project is saved for the first time, the backup files are exact copies of the project files

Bugs fixed:

• Access to program- and project-files is now ensured even if path or filename contains unusual characters
• Multi-table export to Excel now without errors (unrecognizable numbers, invisible numbers, ‘number formats lost’-warning)
• Trying to import no tables at all from an Excel-file no longer crashes the program
• Leaving the Multigraph data panel while changing the set name no longer leads to an infinite loop
• Clicking outside a Multigraph data grid while the active cell has illegal data no longer results in an endless loop of messages
• Polar graphs can again be copied to clipboard or printed
• Polar graphs legend coloured lines now have correct length
• Polar graphs first curve uses solid fills for clipboard /printing to avoid drawing errors
• The available program modules are now shown correctly, even if these are stored in multiple hardware key entries
• If the WARNING table has data from a previous run, it is now shown immediately in the multi-tree view
• Help file now shows correct screenshots for hardware key update
• Corrected data in table GROUPS in ‘Road Crossing’ and ‘A first Test’ projects

Major modifications:

• Addition of the Soil Model Wizard (module X0).
• Cut, copy & paste between tables and to/from external programs such as Microsoft Excel.
• With printing or exporting MultiGraph plots a new, clearer legend is now generated.
• With SingleGraph plots, Y-axes are linked/combined if possible.

Minor modifications:

• Multiple textual changes to clarify program messages & warnings.
• Updated several keyboard shortcuts.
• Increased time tooltips are visible.
• Tables with few columns do not stretch these to fill available screen width any more.
• Table columns’ width is now correctly calculated based on data and header width.
• Table texts are now shown with numbers right-aligned, texts left-aligned.
• Numbers in locked/output tables are now shown in a selectable resolution.
• With numbers in locked/output tables, the point of change to E-format can also be selected.
• With numbers in input tables, excessive whitespace during input of numbers is now handled correctly.
• Input tables are no longer reformatted if locking a DF.
• When exporting table data, the way numbers are formatted is also exported.
• With axes, now always draw min/max tick.
• With y-axes, a reference-tick mark is now shown on the right side of the y-axis.
• With graphs, added colour black.
• With SingleGraph plots, take into account whether table shows a group or not.
• With SingleGraph plots & pipeline drawings, hitting <Enter> while filling an entry field applies the data immediately.
• With SingleGraph plots & pipeline drawings, clearing an entry field now implies using default/original value.
• Detect and warn with read-only files.
• When saving projects with a new name (Save As), allow overwrite of existing files.
• Updated file handling to allow reopening a project database immediately after closing it.
• Improved project’s Model Option rules.
• Help files are no longer always on top of the application.
• Showing ‘ShortNames’ and using PLE3-style keyboard shortcuts are now separate options.
• With ASME 31.8-projects, the “Watertest”-option has been removed (obsolete).

Bugs fixed:

• Correctly draw/scale axes with pipeline drawing
• Correctly resize drawing on 1st show of a pipeline drawing
• Supports in pipeline drawing are no longer drawn with displaced pipeline
• Supports in pipeline drawing are now drawn exactly at node position
• With SingleGraph plots, correctly handle graphs with ‘holes’ if x-axis is not nodes or elements
• With printing/exporting MultiGraphs, no longer only the 1st line is printed if the description is multi-line
• When drawing “boxed” lines, a single line is now drawn if a single data point is surrounded by NaN’s
• When exporting Single/MultiGraphs, minus-sign in y-axes is no longer missing
• Prevent program crash if clearing a table with no rows
• Prevent program crash if trying to leave data row while current cell data is invalid
• Cells containing errors in output table no longer show a NaN-value
• After leaving a data cell in a table, update the table’s status immediately
• If editing a data cell and inserting default data, the data cell is no longer cleared/overwritten
• Numbers in table columns too narrow to show all digits are now truncated correctly
• Table status no longer changes from ’empty’ to ‘data’ by simply toggling the table
• With DF panels, fast clicks on the scrollbar are no longer interpreted as double-clicks
• With DF panels, scrolling of the grid is prevented while double-clicking on a partial visible row
• Prevent scroll-up/down of partly visible grids
• After calculating a DF with no input data, its status is now shown correctly if output data was generated
• While closing the program, any unsaved changes to visible table(s) are now saved correctly
• Correctly reset main toolbar & roadmap after closing project database
• If the panels layout is restored to default, now also the heights of the workspace & overview panes are adjusted
• Messages in the message-panel or in the WARNING-table are no longer missing spaces between words
• With import from a secondary database, now tables with the “empty but required”-status are also filled
• When saving projects, user preferences are now stored correctly

Major modifications:

• If calculation is attempted with material non-linear option set and no redistribution, an error message is given.

Minor modifications:

• If project option is set to material non-linear, redistribution option is now also set.
• If in table WALL abs. and rel. tolerances are not entered correctly a non-descriptive error was given, clarified.
• Ovalisation maximised to 15% during calculation of the ground support spring constants.
• Improved iteration during material non-linear calculations in DF6.2.
• If iteration can not finish in DF6.2, no data is generated if ovalisation data deviate too much from DF6.1 data.

Bugs fixed:

• With table WALL, a check for resulting wall thickness < 1/2 nominal wall thickness has been added
• Corrected material factor from 1/0.91 to 1.1
• Changed calculation of load/force inequality in DF6.2 to that in DF5
• Minimum number of iterations increased in DF6.2 before iteration parameters are changed

Major modifications:

• ASME B31.8 analysis type has been updated to the latest version of the norm.
• correct spring constants now used throughout the iteration loops in DF5 and DF6 while using the Flexible-module.

Minor modifications:

• Showing PLE-micro-CAD style ShortNames now independent of using PLE-micro-CAD keyboard shortcuts.
• Expanded checking of project databases on opening.
• When quitting the program, copying back the original data is now done correctly.
• Updated implosion calculation: check for excessive wall thickness changed.
• Updated implosion calculation: iteration limit increased to 1000.
• Enhanced checking for axial buckling.
• Non-redistributed ovalisation temporary limited to 15% while recalculating spring constants.

Bugs fixed:

• Corrected bug where dropdown-list items were not shown correctly with output tables
• Fixed 1st drawing of pipeline so it is no longer distorted
• Changed unclear “bounding box”-text
• Double-clicking on a scrollbar of a DF’s list of tables no longer opens selected tables
• Double-clicking on a partially visible row of a DF’s list of tables now correctly opens that table
• With ‘Windows’-keyboard layout, exiting the program now is Alt-F4
• Updated workspace to not adding a data table if the previous version still exists
• Corrected order-of-magnitude bar graph appearances as maximum value was ‘no bar’
• Expanded checking on which (older) project database versions are acceptable
• Flexible project option only possible with General or NEN analysis
• State of ‘leave temp. files’-option now correctly stored
• Temperature-dependent yield stresses now used if pipeline temperature is set
• Table status generation for DEFORM table corrected
• If a single “weak” element is calculated in DF6.2, a warning is now given
• Corrected calculation of ovalisation while using the Flexible-module

Major modifications:

• A reference value now can be shown with each graph in SingleGraph or MultiGraph displays.

Minor modifications:

• Added tool in main toolbar to access hardware key’s help file from within Ple4Win.
• Added check on opening secondary database to warn if it was not correctly closed.
• Expanded graphs legends: table name is now printed as well.
• Added warning icons to DF1 to alert user that a project has been calculated with more modules than currently available.
• Added black colour to list of available colours in MultiGraph setup.
• Updated auto sizing of table columns for printing to make optimum use of limited paper width.
• The indicator-columns S-IND in tables NENSMAX and NENSTRS now show images instead of *’s.
• Program now can open *.bk?-files directly, no need to rename to *.rk? any more.
• Added option in advanced setup to suppress generation of backup-files.
• Text on non-active tabs in the workspace is no longer greyed-out (to prevent disabled-look).
• Changed scaling routines so that zoomed-in graphs can correctly be imported into MS Word despite its WMF import bug.
• Check Secondary database’s status to avoid loading out-of-date table data from that database.
• If data/curves from a secondary database table can not be loaded, an explanation on why not is now given.
• Yield-stress now changes if a temperature load is applied.
• Improved check on axial buckling.
• With Project324, source- and target-text boxes now retain previous text is open-action is cancelled.
• With Project324, if a filename is already known, it is shown as per-selected name in an open-action.
• With Project324, if not all tables could be converted, a “partial success”-message is now given.
• With Project324, after success/partial success/failure of a conversion more information is given.
• With Project324, tables that could not be converted now have the “Missing Data”-status.

Bugs fixed:

• More than approx. 3000 nodes do no longer crash the calculation of DF6.2
• Recalculation of a DF after showing a MultiGraph failed, corrected
• Corrected printing routines so that printing to a non-default printer no longer leads to a PCL XL error
• Now copies project’s phase, parent, description & name correctly from secondary database
• Corrected import from project options from a secondary database if DF1 is locked
• Fixed bug in export of multiple graphs to clipboard, linked y-axes are drawn correctly now
• Graphs legends: with linked axes, all graph names are now printed
• Fixed DF1 so that project options are correctly disabled if corresponding module is not available
• Updated hardware key initialization because of strange activation time behaviour
• Loading predefined panels layout: panes are now always un-floated
• Fixed MultiGraph setup to correctly show axes short- and longnames
• Updated table printing routines to remove ” (2)”-like endings from the header
• Updated printing of graphs legends to show left-to-right and/or top-to-bottom texts if necessary
• Fixed printing of graphs legends so that multiple lines are now possible
• Corrected error in printing of MultiGraphs so that everything stays within available paper/image width
• Fixed bug where a second instance of Ple4Win.exe would delete work-files of the first instance
• Corrected OVERSTRE-text in indicator-columns S-IND in tables NENSMAX and NENSTRS
• Adjusted behaviour of Work- & Setback-icons of DF1 to that of other DF’s
• Work- & Setback-icons of DF1: do not enable unnecessary if project exists
• Opening a file in DF1 no longer animates the DF1 roadmap icon
• Saving changes in toolbar-style
• Changed panel naming in Workspace to start without ” (2)”-like endings again if all panels have been closed
• Fixed graph’s drawing routine for all types of graphs to prevent graph-through-axes drawing
• Changed updating project files to allow non-English OS
• Saving changes in “Leave Temporary Files”-setting
• Updated data table grid behaviour to delete rows if only cells have been selected
• Added check for minimum required secondary database version
• Now data in SingleGraph’s y-axis entry fields is cleared if the curve number is changed
• Drawing x-axis: don’t draw ticks if graph has no data
• Drawing graphs: don’t draw curve or show OneValue/Zero-icon if graph has no data
• Updated copy-to-clipboard so that graph area is no longer clipped
• Removed bug where y-axis top tick text runs through y-axis dimension text
• Changed copy-to-clipboard & SGraph print to not generate empty space if there is no plot title
• Copy-to-clipboard & SGraph print: leftmost digit of leftmost y-axis is no longer clipped
• Corrected position/size of legends in SGraph print
• Fixed error in loading MGraph data which resulted in data of linked y-axes not being disabled
• Changed implementation of main toolbar’s ‘Print…’-button to actually print if possible
• Saving MultiGraph data: all rows are now saved correctly
• Saving of general MultiGraph data corrected in case panel is left while editing texts
• If a primary database (output) table is empty, adding a MultiGraph curve from the secondary database no longer fails
• Status-table: NEN norm option (check stresses) now shown correctly
• Adjusted sizing of NEN option box’s dropdown part to prevent text clipping in list
• Now correctly loads node/element position during MultiGraph plot if showing data from a secondary database
• Updated handling of Warning-table statusbar icon & tooltip
• Corrected plotting of “boxed” curves in MultiGraph plots
• It is now possible to plot a MultiGraph set with secondary database curves where the primary database is empty
• Corrected plotting of “boxed” curves so that vertical lines are correctly drawn to 0-axis of area boundaries
• Testing an input-table with incorrect columns layout doesn’t crash the program any more
• Message line no longer states a too low number of nodes if using supports
• Soil’s kappa changed with empirical data
• Corrected soil kappa in bends
• Added recovery routine for “corrupted core”-error
• Check value of ovalisation now is largest value overall
• With implosion calculations, check for excessive wall thickness changed to Du*0.25
• Limited nr. of iterations to 1000 with implosion calculations
• Added check for valid left-side element with supports
• Improved routine which supplies the Warning-table status & content
• Prevented listing of output data if design function has been setback
• Corrected algorithm to determine which output table has (valid) data
• With Project324, converting PLE3 databases without updating the *.RST-file now works
• With Project324, starting the conversion with a non-existing filename no longer crashes the program
• With Project324, updating a legacy version resulted in an “unknown error code”-bug warning, corrected
• With Project324, hardened table test-routines to better handle illegal column count
• With Project324, fixed bug where cancelling an open-action resulted in disabling the “Go”-button
• With Project324, Design Functions where not all tables could be converted now have the correct “Data”-status, not “All Data”
• With Project324, corrected/expanded error message if a table can not be converted

Major modifications:

• The utility program Project324 can now handle PLE3 databases that are not up-to-date (have a version prior to 3.10).
• Rewritten print routines, page setup is now implemented correctly.

Minor modifications:

• Illegal/not useful combination of selected axes in PipeDraw are now automatically changed to a “logical” one.
• Graphs now show an “All Zero” and/or “One Value” indicator if a zero/flat graph is drawn.
• Quit (without save) is now possible.
• Tooltips added to pipeline drawing pane and polar graph pane.
• During printing, if a table header text is too long, it does not overwrite other header text any more.

Bugs fixed:

• Prevent closing of already closing application (double-click on form’s “X”).
• Corrected warning messagebox’s caption.
• When resetting to default screen layout, reset maximized and/or minimized panes as well.
• Disabled Open Sec.Db.-, Save- & Save As-tools while no project is loaded.
• Improved handling of non-existing tables in the secondary database.
• Corrected conversion from internal value to visible texts while importing from Excel.
• Corrected check for empty table while upgrading from older version.
• After changing the project norm, recalculate function statuses [bug 19].
• If a project model option is changed by the program during processing, that change now is shown/saved.
• X-axes unit/description is no longer written through x-axes tick texts.
• Corrected x-axis scaling error to avoid crossed-out x-axis.
• Overflow error on x-axes due to missing y-values corrected.
• Y-axes texts orientation changed to same as on screen.
• With MultiGraphs, handle sec.db.-data correctly if it has empty values.
• Linked y-axes in MultiGraphPrint now are printed correctly.
• Erratic zoom when clicking on MultiGraph curve area removed.
• Empty fields in MultiGraph setup pane were not correctly saved.
• After showing a MultiGraph with data from a sec.db., reset program to primary db.
• Disable water- and ground-checkbox in initial view of PipeDraw.
• With pipeline drawing, disabled bend indicators and polygon points if x-axis is “AX-LP”.
• Do not show the grey/white background of the pipeline drawing on paper.
• Can’t jump any more if no rows in grid.
• Empty locked tables don’t change status any more if viewed.
• After row insert in table, active row no longer switches to last row.
• Default values are now also inserted in (empty) cells which is currently edited.

Major modifications:

• Export of graphs (SingleGraph, PolarGraph, MultiGraph and PipelinePlot) to clipboard or file (WMF/PNG) added.
• Multi-table selection panel now shows “special tables” (Warnings, Status, History) as well.
• Printing multiple tables now either continuous or each table on a new page.

Minor modifications:

• Start-up / About window now shows user’s licence and available modules.
• Status table now shows user’s licence as well.
• Right-clicking on a print button (SingleGraph, PolarGraph, MultiGraph and PipelinePlot) allows print-to-file.
• Design Function 1: Project name now can be up to 255 characters long.
• Design Functions 5 & 6.2: Setback through Roadmap is possible if processing returned error(s).

Bugs fixed:

• Hardware key warning bug (after 2 hours sometimes more than one key is found) solved.
• Hardware key errors during Design Function processing now correctly reported.
• Print page orientation and margins now correctly used.
• Fixed database writing errors after importing data into a table with empty rows at the end.
• Message line(s) are correctly cleared now after project closes.
• Tooltip of cells in tables often showed “Error information not available” even if there was no error, corrected.
• Design Function 1: Project description now can be cleared completely after it has been filled.

Initial version.