Unreal Engine Issues

Sequencer crashes when using Transform variable added to Scene component BP

This issue has not occurred in previous versions and seems to occur from 4.27. ...

LDR crashes editor on Mac

Summary A licensee has reported a crash with HDR.Details A UDN customer has reported that 4.27.1 still crashes when they attempt to enable HDR on macOS. The report also states that the iOS build cra ...

PostProcess AnimBP of Skeletal Mesh set to Additional Meshs in AnimMontage is not evaluated

This issue does not evaluate PostProcessAnimBP for skeletal meshes set to additional meshes in AnimMontage[Image Removed] If I opened PostAnimBP directly and compiled it, it also played on AnimMont ...

When the AppleProRes plugin is enabled, the playback speed of the video changes in the MediaTrack sequencer.

Compilation error when using Particle SubUV in Niagara Mesh Particles with Raytracing enabled.

The licensee has shared the following workaround for modifying NiagaraMeshVertexFactory.ush. struct FVertexFactoryInterpolantsVSToPS { TANGENTTOWORLD_INTERPOLATOR_BLOCK #if USE_PARTICLE_SUBU ...

Focus plane tracking calculations for cinecamera moves wrong direction when tracked subject moves past lens and behind camera

If an actor moves behind the camera while being tracked for focus, the focus plane moves back away from the lens the same distance the actor moves behind the camera. This leads to undesirable behav ...

Focus tracking calculations for cinecamera lose precision when panning camera (moving tracking subject to edges of frame)

Focus tracking calculation is off for keeping focus sharp on tracked object when object moves away from center of camera lens ...

Crash adding subscene to a looped subscene - MovieSceneSequenceTransform.h - WarpCounts.Num() == NestedTransformsSize

Crash adding subscene to a looped subscene. Note this did not repro with brand new sequences not sure what's different about this older content. This also occurs in Release-5.0. ...

Despawning or Converting to Spawnable/Possessable a BP with a Control Rig Component causes incorrect mapping

"Pass-By-Reference" inputs to a multicast RPC can crash

Passing a parameter by reference for an RPC does not seem to be a supported operation, and UnrealHeaderTool will already throw an error if a networked UFUNCTION includes any OutParms. However, users ...