Unreal Engine Issues
Unreal Engine Issues
Animation Constraint Jitter in Sequence when Constraining Layered Control Rig node
UE - Anim - Rigging - Control Rig - Nov 6, 2025When using constraints with layered control rigs, you get jitter on the constrained object. ...
Rotator visual helper appears in local Presentation exports
TM - Tools - Nov 6, 2025Reported in SF [Link Removed] The Rotator animator's visual helpers will be visible in locally exported Presentations when it should be hidden. This does not affect the Translator animator. ...
Cloud materials not loaded in local Presentations
TM - Core - Nov 5, 2025Reported in SF [Link Removed] Locally exported Presentations may show some downloadable Twinmotion library materials with the placeholder material when the Presentation is opened. This only occurs ...
GAS: FActiveGameplayCueContainer::RemoveCue crash while iterating removals when consecutive Cue tags are conditionally added and the conditional effects removed in ascending order
UE - Gameplay - Gameplay Ability System - Nov 4, 2025When removing gameplay effects by tag, if the tag that is being removed has other tags that are dependent on it in a cyclical way an "array out of bounds ' error can be triggered. ...
Patterns On Landscape Spline Normals
UE - Graphics Tools - Terrain - Oct 31, 2025On higher-density Landscapes, Landscape Splines can lead to patterned artifacts in the geometry normals. Also tested on //UE/Release-5.6, CL:45232827 ...
Square Artifacts Appearing On Landscape Normals In Packaged Build
UE - Graphics Tools - Terrain - Oct 31, 2025In packaged builds exclusively, a square pattern can appear in the Landscape geometry normals, aligning with the edges of the tiles. Visualizing the GBufferA does not show much, as the variation is ...
Virtual Texture Collection Indexing Not Working
UE - Rendering Architecture - RHI - Oct 30, 2025Textures at an index, other than 0, cannot be sampled from a Virtual Texture Collection in a material. When using the Texture Collection and Texture Object From Collection material nodes, with a Vir ...
Static Mesh Contact Shadows still render when all LOD sections have Cast Shadows dissabled
UE - Graphics Features - Oct 30, 2025When the cast shadow checkbox is disabled for all sections that make up a static mesh the main shadow is no longer rendered but the contact shadow does not respect the instruction to disable shadows ...
Path Tracer Normals Issue
UE - Graphics Features - Path Tracer - Oct 29, 2025Path Tracing normal maps reflect light differently than Lit, and do not look accurate. Also observed in //UE/Release-5.6, CL: 45232827 ...
PCG - BiomeSample level crashes when opened with Instanced Stereo enabled
UE - World Creation - Procedural Tools - PCG Component - Oct 29, 2025When the user attempts to open the Biome Sample Level with Instanced Stereo enabled, the editor crashes with a fatal error: Fatal error: [File:D:\build\++UE5\Sync\Engine\Source\Runtime\RHI\Private\P ...