# surfaceMarkups extension is failing to build on Preview

**URL:** <https://discourse.slicer.org/t/surfacemarkups-extension-is-failing-to-build-on-preview/44011>\
**Category:** Support\
**Created:** [August 7, 2025, 7:23pm UTC](https://discourse.slicer.org/t/surfacemarkups-extension-is-failing-to-build-on-preview/44011 "2025-08-07T19:23:36Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![muratmaga](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/muratmaga/32/3622_2.png) [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Post date:** [August 7, 2025, 7:23pm UTC](https://discourse.slicer.org/t/surfacemarkups-extension-is-failing-to-build-on-preview/44011/1 "2025-08-07T19:23:36Z")

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Seems across all the platforms. We do rely on that for a functionality in SlicerMorph, so I wanted to see if this is related to latest python changes.

@cpinter

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**Author:** ![pieper](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/pieper/32/8_2.png) [@pieper](https://discourse.slicer.org/u/pieper)\
**Post date:** [August 7, 2025, 7:55pm UTC](https://discourse.slicer.org/t/surfacemarkups-extension-is-failing-to-build-on-preview/44011/2 "2025-08-07T19:55:09Z")

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Should be just a matter of fixing the overloaded virtual method.

> **[SlicerPreview - Build Summary](https://slicer.cdash.org/builds/3887623)**
>
> CDash is an open source, web-based software testing server. CDash aggregates, analyzes, and displays the
> results of software testing processes submitted from clients located around the world. CDash is a part of a
> ...

> <https://github.com/Slicer/Slicer/commit/559dce8b1fb10ad3b9e664b56a96355ac3ad16b3>
>
> GetMarkupTypeDisplayName has been generalized to GetTypeDisplayName so any node …type can be given a more appropriate and translatable name for use in the GUI.

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**Author:** ![cpinter](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/cpinter/32/7995_2.png) [@cpinter](https://discourse.slicer.org/u/cpinter)\
**Post date:** [August 8, 2025, 9:00am UTC](https://discourse.slicer.org/t/surfacemarkups-extension-is-failing-to-build-on-preview/44011/3 "2025-08-08T09:00:41Z")

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I pushed a fix, the extension should be back in the next preview.

> <https://github.com/SlicerHeart/SlicerSurfaceMarkup/commit/7b4b4d5c39b06f2ab512c728db04b73a473749b7>
>
> Re https://discourse.slicer.org/t/surfacemarkups-extension-is-failing-to-build-o…n-preview/44011

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**Author:** ![muratmaga](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/muratmaga/32/3622_2.png) [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Post date:** [August 9, 2025, 8:28pm UTC](https://discourse.slicer.org/t/surfacemarkups-extension-is-failing-to-build-on-preview/44011/4 "2025-08-09T20:28:25Z")

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Confirmed the fix. Thank you @cpinter