# Latest

**URL:** https://discourse.gplates.org/latest.md

[Latest](https://discourse.gplates.org/latest.md) · [Categories](https://discourse.gplates.org/categories.md)

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## [Contributor Covenant](https://discourse.gplates.org/t/contributor-covenant/33)

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**Author:** [@mchin](https://discourse.gplates.org/u/mchin)\
**Replies:** 0\
**Last updated:** [3 February 2020 00:12 UTC](https://discourse.gplates.org/t/contributor-covenant/33 "2020-02-03T00:12:41Z")

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Our Pledge In the interest of fostering an open and welcoming environment, we as contributors and maintainers pledge to make participation in our project and our community a harassment-free experience for everyone, regar…

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## [What is the package named gprm?](https://discourse.gplates.org/t/what-is-the-package-named-gprm/3279)

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**Author:** [@LavieNguyen](https://discourse.gplates.org/u/LavieNguyen)\
**Replies:** 0\
**Last updated:** [25 September 2026 21:47 UTC](https://discourse.gplates.org/t/what-is-the-package-named-gprm/3279 "2026-09-25T21:47:09Z")

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Hello everyone: I recently explored a few Python scripts which the authors used pygplates as well as gprm to explore global palaeo-reconstruction models. For example, in one script, the author stated: from gprm.utils im…

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## [Increase the Size of Vertices](https://discourse.gplates.org/t/increase-the-size-of-vertices/3273)

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**Author:** [@Dewgone95](https://discourse.gplates.org/u/Dewgone95)\
**Replies:** 2\
**Last updated:** [25 September 2026 16:04 UTC](https://discourse.gplates.org/t/increase-the-size-of-vertices/3273 "2026-09-25T16:04:37Z")

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I often find it’s difficult to click on vertices if I need to delete a lot of them as they’re so small, especially as there’s no way to split a polygon in two. There should be a way to make polygon vertices larger like …

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## [Mid Ocean Ridge Jumping](https://discourse.gplates.org/t/mid-ocean-ridge-jumping/1265)

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**Author:** [@Pico1212](https://discourse.gplates.org/u/Pico1212)\
**Replies:** 2\
**Last updated:** [24 September 2026 13:02 UTC](https://discourse.gplates.org/t/mid-ocean-ridge-jumping/1265 "2026-09-24T13:02:20Z")

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As you can see on this image, the plate with ID 401 splits off at 1750.0 mya, the mid ocean ridges suddenly jump around the globe. I know this normally is a issue with Plate IDs in the rotation file, but I couldn’t find …

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## [Release GPlates as Snap or Flatpak for Linux](https://discourse.gplates.org/t/release-gplates-as-snap-or-flatpak-for-linux/696)

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**Author:** [@Eldalinarwie](https://discourse.gplates.org/u/Eldalinarwie)\
**Replies:** 7\
**Last updated:** [24 September 2026 02:28 UTC](https://discourse.gplates.org/t/release-gplates-as-snap-or-flatpak-for-linux/696 "2026-09-24T02:28:22Z")

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The .deb package no longer meets dependencies in Ubuntu 23.04. It might be more efficient to release this as a Flatpak so that there is no dependency searching for Linux desktops, and those using non-Debian based Linux d…

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## [Instaling Gplates using docker](https://discourse.gplates.org/t/instaling-gplates-using-docker/3274)

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**Author:** [@BernardoPeixoto](https://discourse.gplates.org/u/BernardoPeixoto)\
**Replies:** 2\
**Last updated:** [24 September 2026 01:19 UTC](https://discourse.gplates.org/t/instaling-gplates-using-docker/3274 "2026-09-24T01:19:46Z")

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Hi everyone, I recently ran into a common problem: The .deb package for GPlates 2.5.0 is built specifically for Ubuntu 24.04 (Noble), but my host system is running Kubuntu 26.04. Because the library versions on my host…

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## [Adjusting Timescale of Simulation Backwards?](https://discourse.gplates.org/t/adjusting-timescale-of-simulation-backwards/3278)

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**Author:** [@blackmagikarper](https://discourse.gplates.org/u/blackmagikarper)\
**Replies:** 1\
**Last updated:** [20 September 2026 19:23 UTC](https://discourse.gplates.org/t/adjusting-timescale-of-simulation-backwards/3278 "2026-09-20T19:23:27Z")

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I have recently started a project of attempting to simulate the tectonic history of my homebrew D&D setting, and in doing so my first draft was to start with the modern day landmass and work my way backwards through two …

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## [Simulating Earth expansion using GPlates?](https://discourse.gplates.org/t/simulating-earth-expansion-using-gplates/3209)

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**Author:** [@OttsGhost](https://discourse.gplates.org/u/OttsGhost)\
**Replies:** 19\
**Last updated:** [31 August 2026 01:10 UTC](https://discourse.gplates.org/t/simulating-earth-expansion-using-gplates/3209 "2026-08-31T01:10:56Z")

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Hello, I am trying to develop a 3D visualization of the Expanding Earth hypothesis. Has anyone attempted to use GPlates for this purpose? Does anyone have any idea about how to go about this? My efforts using AI-gener…

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## [GPlates fork - Multi vertex select, split polygons and more](https://discourse.gplates.org/t/gplates-fork-multi-vertex-select-split-polygons-and-more/3275)

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**Author:** [@StephenRider](https://discourse.gplates.org/u/StephenRider)\
**Replies:** 0\
**Last updated:** [7 August 2026 23:12 UTC](https://discourse.gplates.org/t/gplates-fork-multi-vertex-select-split-polygons-and-more/3275 "2026-08-07T23:12:00Z")

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Hi! GPlates 2.6.0-dev8-SR1 — an unofficial fork for worldbuilding This is not an official GPlates release. It is a community fork, built by me, not produced or endorsed by the GPlates team. Please don’t report problems…

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## [How do divergent boundaries behave when they're almost but not quite transform?](https://discourse.gplates.org/t/how-do-divergent-boundaries-behave-when-theyre-almost-but-not-quite-transform/3272)

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**Author:** [@Dewgone95](https://discourse.gplates.org/u/Dewgone95)\
**Replies:** 3\
**Last updated:** [3 August 2026 06:49 UTC](https://discourse.gplates.org/t/how-do-divergent-boundaries-behave-when-theyre-almost-but-not-quite-transform/3272 "2026-08-03T06:49:38Z")

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I often end up with situations like the one pictured below (flowlines included for clarity). The time step here is 50 Myr: As you can see, clearly new oceanic crust is being formed here. However, there is significant…

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## [Compilation error with boost 1.77](https://discourse.gplates.org/t/compilation-error-with-boost-1-77/452)

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**Author:** [@dotlambda](https://discourse.gplates.org/u/dotlambda)\
**Replies:** 16\
**Last updated:** [31 July 2026 17:37 UTC](https://discourse.gplates.org/t/compilation-error-with-boost-1-77/452 "2026-07-31T17:37:38Z")

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After upgrading to boost 1.77, GPlates fails to compile with /build/gplates\_2.3.0\_src/src/gui/TopologyTools.cc: In member function 'boost::optional\<\_\_gnu\_cxx::\_\_normal\_iterator\<const GPlatesGui::TopologyTools::VisibleSe…

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## [How do we want triple junctions to work?](https://discourse.gplates.org/t/how-do-we-want-triple-junctions-to-work/3267)

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**Author:** [@StephenRider](https://discourse.gplates.org/u/StephenRider)\
**Replies:** 1\
**Last updated:** [23 July 2026 22:50 UTC](https://discourse.gplates.org/t/how-do-we-want-triple-junctions-to-work/3267 "2026-07-23T22:50:11Z")

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I’m using Codex to try to improve gPlates, so far I have one little bit that still needs work, the mythical split polygon with polyline: the next thing I want to tackle is triple junctions, but how do we want these to…

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## [What is Ana's MS12 model](https://discourse.gplates.org/t/what-is-anas-ms12-model/3265)

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**Author:** [@Haibin\_Yang](https://discourse.gplates.org/u/Haibin_Yang)\
**Replies:** 1\
**Last updated:** [21 July 2026 07:14 UTC](https://discourse.gplates.org/t/what-is-anas-ms12-model/3265 "2026-07-21T07:14:43Z")

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When I check the \*gpml file, I find \*\*gml:name Lhasa subduction zone 180-100Ma according to Ana’s model MS12 \</gml:name\> it says the reconstruciton is based on Ana’s model MS12. does anyone know who is Ana? Is there …

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## [Adding absolute age/property colours](https://discourse.gplates.org/t/adding-absolute-age-property-colours/3264)

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**Author:** [@MrUks](https://discourse.gplates.org/u/MrUks)\
**Replies:** 3\
**Last updated:** [21 July 2026 07:05 UTC](https://discourse.gplates.org/t/adding-absolute-age-property-colours/3264 "2026-07-21T07:05:44Z")

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Hi, I’ve been helping someone work on their GPlates project and had a question to use absolute values for colour by age. Currently I’m only aware of making colours change over time. If you would to assign colours depend…

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## [ColorByProperty with angularRadius, decimals?](https://discourse.gplates.org/t/colorbyproperty-with-angularradius-decimals/3258)

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**Author:** [@nickallanj](https://discourse.gplates.org/u/nickallanj)\
**Replies:** 6\
**Last updated:** [10 June 2026 02:03 UTC](https://discourse.gplates.org/t/colorbyproperty-with-angularradius-decimals/3258 "2026-06-10T02:03:19Z")

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I’ve been messing around with using GPlates to make a fictional star map and ran into an extremely niche issue: I can’t distinguish decimal values using color by property on circles using the angularRadius property. My g…

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## [Can only see part of viewer, rest is black](https://discourse.gplates.org/t/can-only-see-part-of-viewer-rest-is-black/3263)

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**Author:** [@Mollyhawk](https://discourse.gplates.org/u/Mollyhawk)\
**Replies:** 1\
**Last updated:** [1 June 2026 02:07 UTC](https://discourse.gplates.org/t/can-only-see-part-of-viewer-rest-is-black/3263 "2026-06-01T02:07:31Z")

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When i open the program its fine, but if i full screen the window or change the dimesions of the window the projection viewer is black except for a small rectangle the size it is when i start the program. if changed the …

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## [How do I fix broken view](https://discourse.gplates.org/t/how-do-i-fix-broken-view/3257)

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**Author:** [@WilliamDolley](https://discourse.gplates.org/u/WilliamDolley)\
**Replies:** 5\
**Last updated:** [27 May 2026 21:36 UTC](https://discourse.gplates.org/t/how-do-i-fix-broken-view/3257 "2026-05-27T21:36:33Z")

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The entire view panel for a 3d orthographic view is suddenly broken for some reason and I cant seem to fix it. I opened gplates one day and the view just would not work as seen in the photos attached. I tried deleting a…

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## [New GDAL related bug with installing on Arch linux](https://discourse.gplates.org/t/new-gdal-related-bug-with-installing-on-arch-linux/3256)

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**Author:** [@MrUks](https://discourse.gplates.org/u/MrUks)\
**Replies:** 1\
**Last updated:** [25 May 2026 02:12 UTC](https://discourse.gplates.org/t/new-gdal-related-bug-with-installing-on-arch-linux/3256 "2026-05-25T02:12:48Z")

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I had to do a reset today due to some stuff I had broken on my arch linux and found a new error during compilation: \[ 21%\] Building CXX object src/CMakeFiles/gplates-lib.dir/file-io/GdalRasterWriter.cc.o /home/mruks/GPl…

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## [Simulating Earth expansion cont](https://discourse.gplates.org/t/simulating-earth-expansion-cont/3246)

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**Author:** [@johnny99](https://discourse.gplates.org/u/johnny99)\
**Replies:** 3\
**Last updated:** [29 April 2026 18:03 UTC](https://discourse.gplates.org/t/simulating-earth-expansion-cont/3246 "2026-04-29T18:03:46Z")

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…You can get around it by completely changing the rotation of Antarctica/Australia, such as: But that rotation is not standard and I think probably for good reason. and it’s still not perfect according to these isochro…

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## [ColorByProperty draw style not applying colours to shapefile layer in GPlates 2.5.0](https://discourse.gplates.org/t/colorbyproperty-draw-style-not-applying-colours-to-shapefile-layer-in-gplates-2-5-0/3244)

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**Author:** [@cchan](https://discourse.gplates.org/u/cchan)\
**Replies:** 1\
**Last updated:** [22 April 2026 07:05 UTC](https://discourse.gplates.org/t/colorbyproperty-draw-style-not-applying-colours-to-shapefile-layer-in-gplates-2-5-0/3244 "2026-04-22T07:05:02Z")

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Hello, I am using GPlates 2.5.0 on Windows and I am trying to apply colours to a shapefile layer using the ColorByProperty draw style, but the colours are not being applied to the map. My setup: Layer: a polygon shap…

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## [How do you enable the new teeth for subduction zones?](https://discourse.gplates.org/t/how-do-you-enable-the-new-teeth-for-subduction-zones/868)

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**Author:** [@qfeys](https://discourse.gplates.org/u/qfeys)\
**Replies:** 8\
**Last updated:** [14 April 2026 17:20 UTC](https://discourse.gplates.org/t/how-do-you-enable-the-new-teeth-for-subduction-zones/868 "2026-04-14T17:20:43Z")

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I saw that the new 2.5 updates had teeth on the subduction zones, so I wanted to test that out. However, I can’t figure out how to make them appear. I have been looking around, but I can’t find any documentation where th…

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## [Trimmed attribute table column when exporting](https://discourse.gplates.org/t/trimmed-attribute-table-column-when-exporting/3238)

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**Author:** [@isbrmgh](https://discourse.gplates.org/u/isbrmgh)\
**Replies:** 7\
**Last updated:** [14 April 2026 17:15 UTC](https://discourse.gplates.org/t/trimmed-attribute-table-column-when-exporting/3238 "2026-04-14T17:15:12Z")

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Hi, I’ve had current issue when exporting some files with quite long columns (there are no issue with shorter columns). I’ve rechecked the column order and notice that the GPlates trims some columns at the end of the at…

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## [Hellinger Tool: "Calculate uncertainties" fails with Python error "Unknown error" (Calculate pole works)](https://discourse.gplates.org/t/hellinger-tool-calculate-uncertainties-fails-with-python-error-unknown-error-calculate-pole-works/3199)

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**Author:** [@Shin](https://discourse.gplates.org/u/Shin)\
**Replies:** 8\
**Last updated:** [10 April 2026 04:45 UTC](https://discourse.gplates.org/t/hellinger-tool-calculate-uncertainties-fails-with-python-error-unknown-error-calculate-pole-works/3199 "2026-04-10T04:45:34Z")

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Hi, I’m using the Hellinger Tool in GPlates to estimate an Euler pole. Calculate pole works correctly, but Calculate uncertainties always fails with: Python error: “Unknown error.” When I click Calculate uncertai…

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## [Just started using Arch Linux and I can't find the solution to this](https://discourse.gplates.org/t/just-started-using-arch-linux-and-i-cant-find-the-solution-to-this/3232)

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**Author:** [@Nicklsee](https://discourse.gplates.org/u/Nicklsee)\
**Replies:** 5\
**Last updated:** [7 April 2026 01:55 UTC](https://discourse.gplates.org/t/just-started-using-arch-linux-and-i-cant-find-the-solution-to-this/3232 "2026-04-07T01:55:31Z")

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So I am trying to get GPlates on an old laptop that I have refitted with Arch Linux because I want to learn more about the OS. I was able to get quite far before running into an issue that I can’t figure out. Google and …

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## [GPlates crashes on open of the kinematics tool](https://discourse.gplates.org/t/gplates-crashes-on-open-of-the-kinematics-tool/3231)

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**Author:** [@MrUks](https://discourse.gplates.org/u/MrUks)\
**Replies:** 7\
**Last updated:** [7 April 2026 01:42 UTC](https://discourse.gplates.org/t/gplates-crashes-on-open-of-the-kinematics-tool/3231 "2026-04-07T01:42:11Z")

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Hi, So I’ve succesfully used Gplates for a little while now on Arch linux and had no issues so far until yesterday. i had recently installed a few new programs and noticed that I was having issues with rendering in gpl…

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## [Create PolyonOnSphere with interior rings in older pygplates version 2.2.0.28](https://discourse.gplates.org/t/create-polyononsphere-with-interior-rings-in-older-pygplates-version-2-2-0-28/3230)

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**Author:** [@LavieNguyen](https://discourse.gplates.org/u/LavieNguyen)\
**Replies:** 2\
**Last updated:** [26 March 2026 15:48 UTC](https://discourse.gplates.org/t/create-polyononsphere-with-interior-rings-in-older-pygplates-version-2-2-0-28/3230 "2026-03-26T15:48:36Z")

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Hello: May I ask whether it is possible to create a PolygonOnSphere with interior rings in older pygplates version - 2.2.0.28? The more recent version of pygplates (at least 0.36.0), one can create a PolygonOnSphere wi…

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## [(Post-restored-by-MC) -- How to colour resolved line topology by boundary type (transform vs subduction) in GPlates 2.5?](https://discourse.gplates.org/t/post-restored-by-mc-how-to-colour-resolved-line-topology-by-boundary-type-transform-vs-subduction-in-gplates-2-5/3227)

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**Author:** [@mchin](https://discourse.gplates.org/u/mchin)\
**Replies:** 1\
**Last updated:** [24 March 2026 02:55 UTC](https://discourse.gplates.org/t/post-restored-by-mc-how-to-colour-resolved-line-topology-by-boundary-type-transform-vs-subduction-in-gplates-2-5/3227 "2026-03-24T02:55:10Z")

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This post was originally posted by a user named “marko”. The system detected “New user typed too fast“ and silenced the user. The user deleted the account by self later. I have restored the post here just in case marko’s…

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## [Odd flowline behavior?](https://discourse.gplates.org/t/odd-flowline-behavior/3229)

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**Author:** [@MostEgg](https://discourse.gplates.org/u/MostEgg)\
**Replies:** 0\
**Last updated:** [22 March 2026 00:47 UTC](https://discourse.gplates.org/t/odd-flowline-behavior/3229 "2026-03-22T00:47:40Z")

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I’m working on an initial supercontinent split, and I think my flowlines are behaving strangely. If I remove all of the timesteps, I can see points that could be the mid-ocean ridge, but when I add the times I only get l…

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## [Fracture zones in the Hellinger tool](https://discourse.gplates.org/t/fracture-zones-in-the-hellinger-tool/3228)

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**Author:** [@dan](https://discourse.gplates.org/u/dan)\
**Replies:** 0\
**Last updated:** [20 March 2026 12:16 UTC](https://discourse.gplates.org/t/fracture-zones-in-the-hellinger-tool/3228 "2026-03-20T12:16:17Z")

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I remember that (20 years ago!) in the suite of fortran codes for inverting plate kinematic data developped by Ted Chang, Jean-Yves Royer & Bessie Kirkwood one could distinguish between magnetic anomaly picks and fractur…

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## [Installing GPlates on Arch linux](https://discourse.gplates.org/t/installing-gplates-on-arch-linux/3217)

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**Author:** [@MrUks](https://discourse.gplates.org/u/MrUks)\
**Replies:** 5\
**Last updated:** [27 February 2026 16:35 UTC](https://discourse.gplates.org/t/installing-gplates-on-arch-linux/3217 "2026-02-27T16:35:41Z")

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Hi everyone, I’ve been doing some tests to migrate my current pc to Arch Linux and honestly this is the last hurdle I’m trying to get through prior to migrating. I’ve seen there have been several options available, but …

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