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Kit 109.0.1 Release Notes#

Release Date: December 2025

Kit SDK#

Added#

  • CAD Converter - Surface tolerance UI to adjust triangle count and file size [OMPE-69716]

  • CAD Converter - Up-axis option for STEP file import [OMPE-58426]

  • Kit SDK - Added Korean and traditional Chinese language support extensions. [OMPE-70765]

  • Kit SDK - omni.kit.thumbnails.usd added to registry. [OMPE-61043]

Fixed#

  • CAD Converter - STL export is failing [OMPE-50718]

  • Caching Services - Hub not detected in application despite being installed [OMPE-53394]

  • Character Behavior - Adding Python Scripting extension failed with error [OMPE-64937]

  • Fabric - Application crashed on scene load with FSD enabled [OMPE-60529]

  • Fabric Scene Delegate - App freezes during collection creation. [OMPE-65187]

  • Fabric Scene Delegate - Animation does not work with FSD and Geometry Streaming both enabled [OMPE-63085]

  • Foundation - Pressing keyboard keys generated spurious console warnings in Omniverse on DGX Cloud [OMPE-69969]

  • Kit SDK - Python dependency conflict between aiosignal==1.3.2 and aiohttp 3.12.14 in omni.kit.pip_archive [OMPE-71557]

  • Kit SDK - Camera mismatch in customLayerData and RenderProduct cause viewport lock. [OMPE-71365]

    Workaround; Switch active camera in the viewport.

  • Kit SDK - Downloading files from S3 bucket to local drive showed spurious warnings in file browser grid view [OMPE-71126]

  • Kit SDK - Script editor truncated text display when lines contained # character [OMPE-70744]

  • Kit SDK - Window is not fully destroyed in testing mode [OMPE-69226]

  • Kit SDK - Measurement Manager initialization error when loading maps in Omniverse on DGX Cloud [OMPE-68642]

  • Kit SDK - Convert References to Payloads UI feature did not function during automated editing [OMPE-66314]

  • Kit SDK - Material information not collected properly during Collect Asset operation [OMPE-65557]

  • Kit SDK - Nucleus sign-in flow hung and eventually crashed application [OMPE-65431]

  • Kit SDK - Setting omni.ui.scene Widget width to zero crashed application [OMPE-64253]

  • Kit SDK - Unable to update payload from invalid to valid asset path [OMPE-61904]

  • Kit SDK - New prototype is not rendered when you have point instancer and change the prototype [OMPE-61201]

  • Kit SDK - Manipulator snap tool did not function [OMPE-60494]

  • Kit SDK - XR events did not behave as expected [OMPE-56909]

  • Kit SDK - XR Scene View URLs did not load correctly [OMPE-53792]

  • Kit SDK - Excessive VRAM usage with XR UI [OMPE-44725]

  • Kit SDK - OnStageEvent node did not trigger on simulation start/stop [OMPE-15843]

  • Kit USD - Excessive verbose logging from omni.usd due to repeated interface caching [OMPE-66245]

  • RTX - Noise/flickering with DLSS [OMPE-69093]

  • RTX - Render state not updating automatically with FSD enabled [OMPE-67889]

  • RTX - Unable to ‘Undo’ consistently after adding a dome light [OMPE-65059]

  • USD Exchange - Onshape Importer failed to load due to outdated numpy module dependency [OMPE-71207]

  • USD Exchange - Application ignored imported omni.kit.converter.dgn_core-511.0.2 and continued loading version 501.0.1 instead [OMPE-70589]

  • USD Exchange - CAD Converter long conversion times with Revit files [OMPE-63428]

  • omni.client - ‘acl’ metadata does not correctly reset the default “full” access [OMPE-71032]

Improved#

  • Browsers - Greatly improved efficiency fetching content for content browsers. [OMPE-65465]

  • CAD Converter - IFC file conversion performance improved [OMPE-39304]

  • Client Library - Updated Client Library from 2.67.x to 2.68.0 [OMPE-70823]

  • Hub - Hub extension error logging for missing omniverse.toml changed from Error/Warning to Info level [OMPE-71432]

  • Kit SDK - Updated Packman from 7.33 to 7.34 [OMPE-71381]

  • Python - Updated SQLite to 3.10.18 [OMPE-64818]

  • omni.kit.pip_archive - Updated starlette from 0.45.2 to 0.45.3 [OMPE-65115]

  • omni.kit.pip_archive - Updated aiohttp from 3.11.10 to 3.11.11 [OMPE-65074]

Rendering#

Fixed#

  • RTX - Measured photometric:power regression in sphere lights; inaccurate measured power for small cone angles for rect, disk, and cylinder lights [OMPE-70995]

  • RTX - Application crashed when enabling Mesh Lighting Scheme on scenes with many mesh lights [OMPE-70518]

  • RTX - UJITSO cache warnings with large scenes when default 100GB cache exceeded [OMPE-70350]

  • RTX - Slowdown with mesh lights enabled [OMPE-70202]

  • RTX - Omniverse RT compilation failures on DGX station with only B300 [OMPE-69186]

  • RTX - Unexpected behavior with defocus blur and clipping planes interaction [OMPE-68080]

  • RTX - Rendering ghosting and noise in fluid simulation [OMPE-64836]

  • RTX - RT 2.0 lighting overexposed compared to RT 1.0 and Path Tracing with point cloud content [OMPE-63288]

  • RTX - Crash when resizing window [OMPE-62871]

  • RTX - Transparent material rendered as solid white instead of transparent [OMPE-62027]

  • RTX - Semantic labeling GeomSubset not being reflected in Sensor output. [OMPE-59246]

  • RTX - Refraction rendering incorrect in RT 2.0 with thin glass materials [OMPE-50335]

  • RTX - Background color setting did not function as expected [OMPE-44794]

  • RTX - Asset event missing AssetId in simulation [OMPE-41609]

  • RTX - Flicker when using animated albedo maps on planar surfaces [OMPE-37517]

  • omni.NuRec - NuRec compositing of multiple volume does not work when no valid proxy meshes are associated [OMPE-57534]

Improved#

  • omni.index.libs - Updated libxml2 from 2.14.3 to 2.14.4 [OMPE-62335]