Unreal Engine Issues
Unreal Engine Issues
The showdebug abilitysystem command crashes editor when the target is a child actor
UE - Gameplay - Dec 2, 2021An actor with an AbilitySystemComponent that is spawned by a ChildActorComponent will have a null AbilityActorInfo. This leads to a crash in the ASC when GetDebugTarget attempts to access AbilityAct ...
Incorrect relative location on client under certain attachment conditions
UE - Networking - Nov 30, 2021An attached actor's relative location isn't correct on the client when the actor has its position changed to that of the parent actor before attaching with the "Keep World" location rule. On the cli ...
Path Tracing denoiser is not stable in animation
UE - Graphics Features - Nov 30, 2021When rendering an animation with the path tracer through MovieRenderQueue, at low sampling rates the denoiser produces splotchy results that flicker from frame to frame. The current denoiser (Ope ...
Path Tracing - HDRIBackdrop contributing twice
UE - Graphics Features - Path Tracer - Nov 30, 2021The setup for HDRIBackdrop leads to double-counting of the illumination between the skydome and the geometry in the path tracer. ...
MipLevel sample mode doesn't work as expected in Adaptive RVT
UE - Graphics Features - Nov 30, 2021Multiple Blueprint compilation passes required to fix up event binding to dispatcher after event rename
UE - Gameplay - Blueprint Compiler - Nov 30, 2021Renaming a custom event bound to an event dispatcher via a Create Event node requires two compilation passes to fix up the binding. upd. Regression was checked on //UE4/Release-4.26 CL 15973114, i ...
UAnimInstance::GetInstanceTransitionTimeElapsed does NOT consider TransitionIndex
UE - Anim - Runtime - Nov 29, 2021GetInstanceTransitionTimeElapsed doesn't use TransitionIndex. float UAnimInstance::GetInstanceTransitionTimeElapsed(int32 MachineIndex, int32 TransitionIndex) { // Just an alias for readabili ...
The drawing order of widgets becomes wrong when GlobalInvalidation is enabled,
UE - Editor - UI Systems - Slate - Nov 26, 2021When trying to create a widget with specific steps, the drawing order may not be correct. This is not reproduced when Global Invalidation is disabled, and the state can be restored. This issue is pr ...
BoneAnimationTracks in UAnimDataModel should be transient
UE - Anim - Runtime - Nov 25, 2021Color samples are not displayed when switching to light complexity view.
UE - Graphics Features - Nov 25, 2021In other views, such as Shader Complexity, color samples are displayed. ...