Known and New Migri Issues


This page contains a brief, updated, listing of important new issues reported in Migri after the date of the most current release and aims to help Migri users who have concerns about problems they may experience. The reported issues will be fixed in later releases.


Description Status Version reported
Basemap labels may in some cases not show in 3D view when selecting one of the "Map onto layer" options. Workaround: Click on one the sides of the navigation cube to reset the camera. Open 2.2.1
Wells/Map onto all layer option may slow down graphics considerably when working with many layers and/or large well datasets. Open 2.2.1
Model bounding box Z-axis may show uneven numbers when Scaledepth > 1.0. Open 2.2.1
"Auto-plot in 3Dview" option in Caserun results shows incorrect legend type (continuous instead of classes) for some properties. Open 2.2.1
Phaserisk legend uses incorrect legend range when viewed from Stochastic Results Fixed in 2.3.3  2.3.0
The "Include" column in the Riskchart Input distribution table is overriden when creating new model iterations. Fixed in 2.3.3  2.3.2
Occasional MigriBee crash on Linux systems when running large models. Fixed in 2.3.3  2.3.2
Cannot change the min/max range for results viewed in 3D view from Stochastic Results. Fixed in 2.3.3  2.3.0
Picked points and lines may be shown at the wrong depth when using Depthscale > 1 Fixed in 2.3.3  2.3.0
The TrapViewer table column sorting is in alphanumerical order instead of numerical.  Fixed in 2.3.3  2.3.0
Special characters (e.g. Æ,Å,Ø) in filepaths are sometimes not handled correctly.  Fixed in 2.3.2 2.3.0
Observation table editor may crash when filtering data while using column sorting.  Fixed in 2.3.2 2.3.1
Reported volumes in stochastic “Available to Traps” plot are sometimes too small Fixed in 2.3.0 2.2.1
Occasional MigriBee crash on Linux Fixed in 2.3.0 2.2.1
"Show layer boundaries" option in Wells does not function correctly. Fixed in 2.3.0 2.2.1
"Show clip plane profile" may create a profile at wrong angle. Fixed in 2.3.0 2.2.1
Changing the current sublayer in 2D view has not effect. The topmost sublayer is always shown. Fixed in 2.3.0 2.2.1

Model geometry building may crash when using fault polygon input files with very high number of points.

Fix: Large faultfiles will now be automatically filtered. This option may be changed by setting Project.faultsfilter.

Fixed in 2.2.1 2.2.0
Interactive label editing (LMB double click) may occasionally cause crash. Fixed in 2.2.1 2.2.0
2D view does not zoom corrrectly when loading saved views. Fixed in 2.2.0
“Filter undefined” and “Filter out-of range vales” options for profiles do not work for the HC.flowrates property Fixed in 2.1.0 2.0.0

The "Save Property as..." option on Linux does not assign a subfix to the filename corresponding to the selected filetype filter (e.g .shp subfix for shape files).

This needs to be done manually by the user for now.

Fixed in 2.1.0 2.0.0
TrapViewer may occasionally crash when running with 7 HC components or more. Fixed in 2.0.4 2.0.0
Migri may crash when using the "Picked polygon" option in Drainage Area Analysis with multiple polygons. Fixed in 2.0.4 2.0.2
Cannot pick 3D points outside of the model in 2d view model. Fixed in 2.0.2 2.0.0
Importing POL files into Selection Info gives invalid XY point coordinates. Fixed in 2.0.2 2.0.0

Migri may crash on Linux when using File->Exit to close the application and immediately afterwards moving the mouse cursor into the 3dview. 

Fixed in 2.0.2 2.0.0
The Layout/2D Scalebar option also activates the model bounding box when in 3dview mode. Fixed in 2.0.2 2.0.0
Rotation point is reset when switching between 3d and 2d mode. Fixed in 2.0.4 2.0.0
Some types of annotations do not yet account for z-axis scaling/stretching. The labels may therefore be displayed in the wrong z-positions. Fixed in 2.0.1 2.0.0
Conversion of 3D seismic RSF files to MIRS is not yet possible on Linux
Workaround: Use the Windows version to convert files (this option does not require a license).
Fixed in 2.0.1 2.0.0
Crash when selecting points with labels turned off (“No labels” option active in the Selection Info toolbar).) Fixed in 2.0.1 2.0.0
«lc_flexinit failed: 20»  warning shown in the Linux console window on startup. Fixed in 2.0.1 2.0.0
Changing the LithoFacies does not trigger the "update model" button  Fixed in 1.9.10 1.9.8
The Stochastic.areas parameter is set to an incorrect value after opening Risk Chart. Fixed in 1.9.8 1.9.6
Oil.adjust and Gas.adjust scaling parameters are not reset to 1.0 when switching from HC injection to SR generation modelling Fixed in 1.9.8 1.9.6
"Load project data" option in Edit Observations does not function correctly for some tables. Fixed in 1.9.8 1.9.6
Simulate next step does not work for single timestep models (must use Simulate to 0Ma instead) Fixed in 1.9.6 1.9.0
Crash when pasting new rows into an observation table and afterwards saving the table Fixed in 1.9.4 1.9.0
Crash when loading models with a large number of input grids (e.g. geometries with many layers). Fixed in 1.9.4 1.9.2
Unable to load fault csv files when building geometry Fixed in 1.9.2 1.9.0
Monitor stochastic may report incorrect statistics when running a large number of simulations per bee. Fixed in 1.9.2 1.9.0
Migri is not able to perform ranking analysis on Maturity simulations Fixed in 1.8.6 1.8.4
Log files (.mirl) can become very large when running more than 25 stochastic simulations on each MigriBee. Fixed in 1.8.2 1.8.0
TrapViewer may show incorrect leakage volumes when using many sublayers in the shallow section. Fixed in 1.8.2 1.7.0

File tree does not always update to show current file details when working on shared drives.

Note:Use reload button to update file tree manually

Fixed in 1.8.0


Lithology selection and legend does not always work correctly when using alternative lithology schemes

Fixed in 1.7.2

Incorrect conversion from metric to oil field untis for trapped gas volumes in Trap Viewer.

Fixed in 1.7.2

Incorrect values are sometimes entered when selecting items from the menus in Output Table Editor Fixed in 1.7.0 1.6.8
"Open last project" option sometimes opens the wrong project when running more than one Migri instance Fixed in 1.7.0 1.6.8
Temperature gradient at 0Ma sometimes gets overwritten when using “ModifyProject”. Fixed in 1.6.8 1.6.6
Bug when computing irregular mesh connections in special settings. Fixed in 1.6.8 1.6.6
Histories are sometimes incorrectly indexed when number of timesteps varies Fixed in 1.6.6 1.6.4
Layer boundaries in Geohistory plots are sometimes drawn incorrectly Fixed in 1.6.6 1.6.4
Fault geometry building may fail when using fault polygons from .csv files. Fixed in 1.6.4 1.6.2
Project.area does not always update when using File/Modify Project. Fixed in 1.6.2 1.6.0
TheMigrisk license feature is checked out even when the Use Migrisk license option is not activated Fixed in 1.6.2 1.6.0
MigriBee processes are started twice when launching local simulations on Windows. Fixed in 1.5.6 1.5.4
Progress bar sometimes disappear during simulations Fixed in 1.5.4 1.5.2
Migri sometimes crash when copying table data into Table editor Fixed in 1.5.4 1.5.2
Geometries are being generated twice after modifying the Geological Events table. Fixed in 1.5.2 1.5.0
Layer scale slider does not update when loading a view configuration Fixed in 1.5.0 1.4.0
Crash in Logviewer when removing data series Fixed in 1.5.0 1.4.2
Too few decimals in Riskchart cost function Fixed in 1.5.0 1.4.2
Unable to create new Monte Carlo iterations if the Load risks option in Riskchart setup is used. Fixed in 1.4.2 1.4.0
Expulsion is still shown (but not used as input to migration) for source rocks that have been disabled by setting = 0. Fixed in 1.4.2 1.4.0
The status text in the lower right corner is not correctly updated after using the Load caserun option in Caserun Selection. Fixed in 1.4.2 1.4.0
The old HC.Flowrates legend is displayed when viewing this property in the Profile view. Fixed in 1.4.2 1.4.0
Crash may sometimes occur when exporting polygon area outlines as polygons. Fixed in 1.4.0 1.3.10
Saving parameter list from the Shortlist window causes Migri to crash. Fixed in 1.4.0 1.3.10
Strata file with ';' separator crashed Migri Fixed in 1.4.0 1.3.10
Small traps that are picked in the 3d view are shown as empty in TrapViewer. Fixed in 1.4.0 1.3.10
The numbers of sublayers are not always shown in the Geological events editor. Fixed in 1.4.0 1.3.10
Free capacity volumes are reported as negative values in the trap table. Fixed in 1.4.0 1.3.10
Risk chart sometimes opens in a very small window. Fixed in 1.4.0 1.3.10
Relative paths are not set correctly in the History Editor after using the "Load histories from file" button. Fixed in 1.3.10 1.3.8
Wrong filenames are sometimes reported as missing when using Create Histories Fixed in 1.3.10 1.3.6
Exported Zycor ZMap files sometimes contain blank lines within the data section Fixed in 1.3.10 1.3.6
Some exported overlays in PetroMod 2015 are not recognized by Migri Fixed in 1.3.8 1.3.6
Vshale in lowermost sublayer occasionally wrong when no strata file is used Fixed in 1.3.8 1.3.6
Cannot add a layer that is older than the current basement layer using drag and drop method. Fixed in 1.3.4 1.3.2
Fixed an issue causing very shallow traps to sometimes not build columns and spill properly at some timesteps. Fixed in 1.3.4 1.3.2
Simulate background stochastic does not work with project filenames containing spaces Fixed in 1.3.4 1.3.2
Pore pressures are not plotted in Trap Viewer. Fixed in 1.3.4 1.3.2
The lowermost sublayer of the lowermost layer is not plotted in logviewer Fixed in 1.3.2 1.3.0
Migri crashes during Riskchart setup if some the required columns in the HC observations file are missing. Fixed in 1.3.2 1.3.0
Status dialog does not show after Create Geometry operation has completed successfully Fixed in 1.2.6 1.2.4
Expulsion histories may be loaded incorrectly if input maps contains illegal (e.g. extremely high)   values at some timesteps. Fixed in 1.2.6 1.2.4
Tablines mathematical operation does not work correctly Fixed in 1.2.6 1.2.4
Trap phases are now plotted in flowrate and trap plots when uppermost carrier is not at top of layer. Fixed in 1.2.4 1.2.2
MigriBee simulations occasionally stop due to memory allocation issues Fixed in 1.2.4 1.2.2
Animations of Migri maturities/transformations/generation sometimes do not show same values as simulation result plots. Fixed in 1.2.4 1.2.2
Horizon lines may cross in Profiles when layers are dipping steeply. Open 1.2.2
Elements below fault planes are not plotted in Profiles. Open 1.2.2
Linux: Plotting Expulsion results repeatedly may crash Migri.  Fixed in 1.2.4 1.2.2
Mismatch in Permeability/Entry pressure for layer with 1 sublayer Fixed in 1.2.2 1.2.0
Quickplot may crash on open/save session in Linux Fixed in 1.2.2 1.2.0
Project.T.adjust is missing from the riskchart/distribution table Fixed in 1.2.2 1.2.0
Riskchart does not handle more than 150-200 observations Fixed in 1.2.2 1.2.0
Export to ZMap does not handle filenames > 80 chars Fixed in 1.2.2 1.2.0
When loading Petromod v12 histories, any spaces in the prefix and subfix fields in the histories editor need to be replaced by a "^" for Migri to be able to load the files. Fixed in 1.2.0 1.1.0
When saving, the time-step editor will occasionally be corrupted. Fixed in 1.2.0 1.1.0
Some models may crash when first selecting TWT or Age as timestep and afterwards selecting 0Ma. Fixed in 1.2.0 1.1.0
Unable to load xyz files into Selection Info panel when all layers are hidden. Fixed in 1.2.0 1.1.0

MigriBee does not accept longer paths than 200 characters. Note: The max filepath length on Windows systems is 256 characters, while Linux has no limit.

Fixed in 1.2.0

Clip planes and planes are clipped to camera. Fixed in 1.2.0 1.1.0
When closing Migri by clicking the "x" button in the upper, the process is not shut down properly. Fixed in 1.2.0 1.1.0
Gridmaps are not loaded when root node is toggled. Fixed in 1.2.0 1.1.0

The accuracy of the depth model created by Migri and the accuracy of the burial history has been an issue for some users. Burial history accuracy is, in our experience, in the +-5m range for paleodepths and +- 10 cm for the present day depths. 

Fixed in 1.1.0 1.0.8

History grids (Eroded, Sedimentsurface, Temperature.surface, etc) need to use the same AOI (area of interest) as the geometry used in the modelling. 

Workaround: use the Migri Explorer to resample these grids and use the resampled grids as input.

Fixed 1.0.8
Not everything is stored yet when exporting to VTFx/MIRZ format, e.g. wells and streams. Open 1.0.8

Maturity plots, including may be corrupted if you navigate back and forward between timesteps. 

Workaround: when using these properties always move forward in time.

Open 1.0.8
Have more questions? Submit a request