Houdini Main Changelogs

21.0.759

Fix an attribute error raised in advanced mode in Dynamic Motion.

Fri. June 26, 2026
21.0.759

Fixed a bug where bezier curves wouldn't update properly when the Tessellation Level of Detail display option is changed

Fri. June 26, 2026
21.0.759

The dsmpixel() function should now work with deep OpenEXR images that have a data window set.

Fri. June 26, 2026
21.0.759

Fixed a bug that could cause light category link information to be dropped when updating object properties or primvars on curves, points, and volumes. This could lead to incorrect lighting across subsequent renders or scene updates.

Fri. June 26, 2026
21.0.759

Fixed flipped texture on rectangle light when spread is enabled.

Fri. June 26, 2026
21.0.759

Fixed a crash when applying volume light on invalid volumes with no field data.

Fri. June 26, 2026
19.5.1752

Fix an issue when transforming a camera/light by tumbling the viewport when an ancestor prim on the camera/light has a non-identity xform.

Fri. June 26, 2026
20.0.1479

Fix an issue when transforming a camera/light by tumbling the viewport when an ancestor prim on the camera/light has a non-identity xform.

Fri. June 26, 2026
20.5.1007

Fix an issue when transforming a camera/light by tumbling the viewport when an ancestor prim on the camera/light has a non-identity xform.

Fri. June 26, 2026
21.0.758

Fix an issue when transforming a camera/light by tumbling the viewport when an ancestor prim on the camera/light has a non-identity xform.

Thu. June 25, 2026
21.0.758

Fix vectors for custom attribute visualizers displaying incorrectly on MacOS

Thu. June 25, 2026
21.0.758

The PolyCut SOP now preserves point and vertex groups when cutting polygons.

Thu. June 25, 2026
21.0.758

Fixed an bug where there could be depth compositing issues in the viewport when drawing bboxes to substitute instances exceeding the polygon limit

Thu. June 25, 2026
20.5.1005

Fixed a bug with displaying render delegate output when it used the Hydra AOV buffer interface and couldn't background render.

Wed. June 24, 2026
21.0.757

Fixed a bug where some primitives could fail to draw in scenes with gsplats

Wed. June 24, 2026
21.0.757

Lowered sesinetd DNS cache lifetime to improve sesinetd migrations.

Wed. June 24, 2026
21.0.757

Fixed a bug in the SOP Import LOP where authoring material bindings with the 'usdmaterialpath' attribute produced material bindings on field primitives rather than their parent Volume primitive.

Wed. June 24, 2026
21.0.757

Fixed a bug with the SOP Create LOP's auto-fill material button where materials were assigned to field prims rather than their parent Volume prim

Wed. June 24, 2026
21.0.756

Fixed flickering rendering artifacts at edges of volume primitives

Tue. June 23, 2026
21.0.756

Create a packages directory in $HOUDINI_USER_PREFS_DIR on startup.

Tue. June 23, 2026
21.0.756

Packages - Add support for skipping specific packages at startup

Tue. June 23, 2026
21.0.755

Fixed rendering of the environment light background when a render delegate is active in the LOPs viewport.

Mon. June 22, 2026
21.0.755

Removed collision presets from the Plugin Settings for Unreal 5.8 as there a bug in 5.8 which casuses a crash when they are displayed.

Mon. June 22, 2026
21.0.755

Fixed an issue with the launchers login where it could get into a state where the website was rate limiting the launcher causing the user to not be able to login.

Mon. June 22, 2026
21.0.755

Fixed issue attempting to maximize a pane in a single pane desktop. Fixed issues where the maximize and maximize horizontally/vertically hotkeys did not update the corresponding toggles/labels.

Mon. June 22, 2026