Unreal Engine Issues
Unreal Engine Issues
Check the status of an issue or Search for an existing issue.
Compiler Error when including InstancedSkinnedMeshComponent.h
The UE_EXPERIMENTAL macro is not used correctly in InstancedSkinnedMeshComponent.h. It should come after the 'class' keyword & before UInstanc...
Iris - HitObjectHandle not resolved when receiving FHitResult
UE - Networking - IrisThis seems to occur due to an interaction between how Iris handles serializing the FGameplayAbilityTargetData_SingleTargetHit struct and how t...
Material Parameter Collection Track doesn't work in UMG Preview from 5.7
UE - Anim - SequencerThe UMG editor allows us to add a Material Parameter Control track to an animation. This track makes it possible to animate parameters used in...
"Move to Level" of Landscape Tool leads component scale mismatch
UE - Graphics Tools - Terrain - LandscapeIn UE 5.7.2, when moving a Landscape Component to a sub-level using Landscape Mode > Manage > Move to Level, the proxy transform is not synchr...
HISM causing massive spikes in BuildTreeAsync
UE - Rendering ArchitectureLoading a world partition cell containing dense foliage (30k+ instances per cell) causes spikes on lower end hardware of up to 10-15ms and can...
Adding weights to bones doesn't properly update skeltree
UE - Anim - Rigging - Skeletal Editor"Could not find static actor" errors on standalone editor client when connecting to PIE server
UE - Networking - IrisThis seems to be due to how FObjectReferenceCache and UEngineReplicationBridge handle remapping object paths for PIE. When creating the objec...
Sequencer: Camera blends restore to incorrect view target after Keep State
UE - Anim - SequencerWhen a Level Sequence’s Camera Cut track with When Finished = Keep State is played, the “original state” is persisted into the PreAnimatedStor...
Cloud materials not loaded in local Presentations
TM - CoreReported in SF [Link Removed] Locally exported Presentations may show some downloadable Twinmotion library materials with the placeholder mat...
HDRIs do not appear in exported Presentations
TM - CoreReported in SF [Link Removed] HDRI environments are not appearing in exported Presentations. Occurs for both Local and Cloud exports and acro...