Houdini Main Changelogs
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21.0.730 | Fixed double-clicking behaviour in the animation editor.
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yesterday |
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21.0.729 | Otis Muscle and Tissue Configure SOP now has warnings if your incoming muscle or tissue geometry has a `tiny_tets` group. |
Wed. May 27, 2026 |
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21.0.729 | Fixed a bug in Otis Muscle and Tissue Configure SOP where targetshapes were blended with the starting position of muscles instead of the tpose. This bug was most evident if the starting position was rotated 180 degrees relative to the t-pose. Any Otis simulation utilising target shapes with the starting position transformed from tpose will have different results to before. |
Wed. May 27, 2026 |
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21.0.729 | Fixed potential errors drawing curve guide geos after hiding a node and making it visible again, due to an incomplete update |
Wed. May 27, 2026 |
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21.0.728 | Fixed a bug in Poly Split 2.0 SOP where vertex UV attributes become distorted where polygons are split. |
Tue. May 26, 2026 |
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20.5.976 | Fixed a bug in Poly Split 2.0 SOP where vertex UV attributes become distorted where polygons are split. |
Tue. May 26, 2026 |
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20.5.976 | Fixed a bug in Poly Split 2.0 SOP where vertex UV attributes become distorted where polygons are split. |
Tue. May 26, 2026 |
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21.0.728 | Fixed a bug in Poly Split 2.0 SOP where vertex UV attributes become distorted where polygons are split. |
Tue. May 26, 2026 |
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21.0.727 | Fixed potential errors drawing curves after hiding a node and making it visible again, due to an incomplete update |
Mon. May 25, 2026 |
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21.0.727 | Fixed a random garbage collecion bug when using the PDG Aync Importer. |
Mon. May 25, 2026 |
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21.0.727 | Changed the way the plugin finds the Unreal executable to run for the PDG Commandlet. Potentially fixes some issues in custom source builds. |
Mon. May 25, 2026 |
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21.0.727 | Added support for recentering baked landscapes. |
Mon. May 25, 2026 |
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21.0.727 | Added support for setting Unreal properties on Geometry Collections. |
Mon. May 25, 2026 |
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21.0.727 | Fixed an issue where the rebook input buttons would not correctly for meshes. |
Mon. May 25, 2026 |
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21.0.727 | Fixed a bug where Karma Fog Box LOP produced undefined results in render when 'Noise' toggle is enabled. |
Mon. May 25, 2026 |
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21.0.727 | Fixed a bug where Karma Fog Box LOP produced undefined results in render when 'Noise' toggle is enabled. |
Mon. May 25, 2026 |
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21.0.724 | Fixed a bug in Camera Edit LOP where assigning a lens shader using "Lens Shader VOP" parameter (under Karma tab) had no effect. Note that the fix only applies to newly created Camera Edit LOPs. |
Fri. May 22, 2026 |
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21.0.724 | Fixed potential hanging in both CPU and XPU when rendering volumes, particularly when a ray originating from far far away intersects the volume. |
Fri. May 22, 2026 |
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21.0.724 | Fixed an issue where the pixel inspector wouldn't read values in some areas when using a render region with Live Render. |
Fri. May 22, 2026 |
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21.0.723 | Fixed a performance issue when Karma dealt with a very large number of lights. |
Thu. May 21, 2026 |
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21.0.723 | Updates to Karma camera tint will now properly trigger a sync with the renderer. |
Thu. May 21, 2026 |
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21.0.722 | Due to bug fixes in outlines, crease-based and contour-based detection methods may produce different looking results when outlines on an object is enabled but respective detection method is disabled and vice versa. |
Wed. May 20, 2026 |
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21.0.722 | Fixed erroneously generated outlines in cases where:
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Wed. May 20, 2026 |
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21.0.722 | Fixed a potential crash with nested instancing of volumes when an instancer has zero instances. |
Wed. May 20, 2026 |
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21.0.722 | Fixed potential crashes when unpacking packed USD primitives for meshes with invalid subdivision crease attributes. |
Wed. May 20, 2026 |