Unreal Engine Issues
Unreal Engine Issues
Bug: Level Sequence OriginOverrideLocation not propagating to newly added nested ShotTracks
zComponent - Archive - May 14, 2025Within a Level Sequence, it's possible to override the transform (OriginOverrideLocation) of a ShotTrack. This generally works as expected — all nested ShotTracks should inherit and apply the transf ...
Editor crash when using PCG self pruning and complex collision
UE - Graphics Tools - PCG - Workflow - May 14, 2025While testing out pruning points based on collision, it was observed by the licensee that using complex collision seems to crash the editor. The editor crashes with the following error: ``` Asserti ...
Cascade - Some Delayed Particle Emitters Don't Function with High Delta Times
UE - Rendering - Architecture - Niagara - May 13, 2025This is a Cascade issue from a UDN where single loops can be skipped if the DT is high enough. ...
GPU PCG node fails to cook if within Subgraph
UE - Graphics Tools - PCG - Graph - May 13, 2025When cooking a project that has a PCG graph with a subgraph containing a GPU node (Point Processor in the example provided), the cook fails with an illegal reference. However, the same GPU node used ...
Skeleton does not match Full Body IK node debug.
UE - ACT Character - Control Rig - May 13, 2025In a simple setup of the Fullbody IK control rig node, when you turn on the debug draw of the ik solve. The lines and the skeleton do not align. ...
ResavePackages commandlet (buildlighting) fails/asserts on reflection captures in non-visible sub-levels
UE - Rendering - Features - May 13, 2025When building reflection captures through the ResavePackages commandlet, it frequently triggers an ensure inside of ReflectionEnvironmentCapture.cpp. If distributed shader builds start causing prob ...
Reference Viewer doesn't show references to Primary Asset IDs
UE - Editor - May 13, 2025Context Reference Viewer can be used to view references between assets. There is a setting 'Show Management References' whose tooltip implies that references via PrimaryAssetID should be findable t ...
Updating niagara with Advance Simlation during game pause causes memory leak
UE - Rendering - Architecture - Niagara - May 12, 2025When updating the niagara component in AdvanceSimulation with a tick, the memory of the Niagara tag keeps increasing between pause and resume. ...
Fix RBAN/Immediate fixed tick mode desyncing with >100Hz game Dt and slomo
UE - Runtime - Simulation - May 12, 2025ChaosImmediate_Evolution_MinStepTime (p.Chaos.ImmPhys.MinStepTime) appears to cause desyncs when combined with the slomo command. Running a cinematic at slomo 0.2 on a nomally 60Hz frame results in ...
Fracture Mode > "Remove-On-Break" setting: Cluster Crumbling causes flickering
UE - Runtime - Deformable - May 10, 2025Fracture Mode > "Remove-On-Break" setting: Cluster Crumbling causes flickering. Once the Remove-On-Break Cluster Crumbling effect is activated, there is a small delay between the disappearance of th ...