Houdini Main Changelogs
| 21.0.699 | Additional fix to the bug (from 21.0.693) where an instance that's very close to camera may be incorrectly determined to be offscreen and passed over for best candidate for dicing. |
Mon. April 27, 2026 | |
| 21.0.696 | Fix undo regressions introduced from 22.0.288 due to the introduction of HOUDINI_UNDO_IDLE_TIMEOUT. |
Fri. April 24, 2026 | |
| 20.5.943 | Added a Cache Current Frame Only caching mode to the SOP Crowd Import LOP |
Thu. April 23, 2026 | |
| 21.0.695 | Added a Cache Current Frame Only caching mode to the SOP Crowd Import LOP |
Thu. April 23, 2026 | |
| 21.0.695 | Fixed a bug in the APEX Animate state where removing a constraint would cause the scene to freeze up if the constraint was not animated on every layer. |
Thu. April 23, 2026 | |
| 21.0.695 | Fixed a bug where Live Render LOPs inside subnetworks could cause Houdini to crash. |
Thu. April 23, 2026 | |
| 21.0.694 | The Vellum and Otis solvers now handle negative frame numbers without a slowdown from rebuilding internal collision detection data structures. |
Wed. April 22, 2026 | |
| 20.5.942 | Fixed a bug where meshes could flicker in the viewport, when being drawn with a color visualizer |
Wed. April 22, 2026 | |
| 21.0.694 | Fixed a bug where meshes could flicker in the viewport, when being drawn with a color visualizer |
Wed. April 22, 2026 | |
| 20.5.942 | Fixed a bug where per-vertex decorations wouldn't be drawn |
Wed. April 22, 2026 | |
| 21.0.694 | Fixed a bug where per-vertex decorations wouldn't be drawn |
Wed. April 22, 2026 | |
| 21.0.694 | Fix crashes when using the Bake/Reduce channels dialog. |
Wed. April 22, 2026 | |
| 20.5.942 | Fix crash that could occur when applying a detail Cd attribute to instanced prims |
Wed. April 22, 2026 | |
| 21.0.694 | XPU: Fixed Time Offset Map effect in Physical Lens Shader. Previously the effect was completely ignored due to applying time offset incorrectly. |
Wed. April 22, 2026 | |
| 21.0.694 | Backported USD fix for rare issue with Windows disk access. |
Wed. April 22, 2026 | |
| 21.0.694 | Backported USD fix for material assignment being dropped on nested instances. |
Wed. April 22, 2026 | |
| 21.0.693 | Fixed a bug with instancing diced mesh where an instance that's very close to camera may be incorrectly determined to be offscreen and passed over for best candidate for dicing. |
Tue. April 21, 2026 | |
| 21.0.693 | Fixed a bug with instancing diced mesh where an instance that's very close to camera may be incorrectly determined to be offscreen and passed over for best candidate for dicing. |
Tue. April 21, 2026 | |
| 21.0.693 | Add a new display option named "Instanced Light Limit", used to set a maximum count for instanced lights drawn in the viewport, which is separate from the normal light count. |
Tue. April 21, 2026 | |
| 20.5.941 | Fixed incorrect enum class check in GeometryViewportSettings.guideFontSize. |
Tue. April 21, 2026 | |
| 21.0.693 | Fixed incorrect enum class check in GeometryViewportSettings.guideFontSize. |
Tue. April 21, 2026 | |
| 21.0.693 | Fixed bugs where the Cd attribute would display incorrectly for packed fragments and packed primitives |
Tue. April 21, 2026 | |
| 21.0.692 | Backport for r535353 Paint Instances LOP: Fixed bug where adding an asset to the prototypes from a Fetch datasource would throw an error because it tries to connect an input to a node with no inputs |
Mon. April 20, 2026 | |
| 21.0.692 | Collections in the Scene Graph Details and parm menus are now searched for using the collections path preference rather than a hardcoded "/collections" |
Mon. April 20, 2026 | |
| 21.0.692 | Fixed issues with the Muscle Tension Lines SOP undo and deletion. Undoing a stroke will now return to the line drawing cursor. Also fixed bugs with Muscle Tension Lines SOP not reliably showing bones and the line ID not displaying when the parameter is first turned on. Additionally, clicking on a tab in the parameter pane now selects the corresponding line in the viewer state. |
Mon. April 20, 2026 |