Unreal Engine Issues
Unreal Engine Issues
[AI] Navmesh does not generate correctly on a negatively scaled ISM.
UE - AI - Navigation - Aug 16, 2022Setting a single axis of an ISM negative results in navmesh not being generated on top of it. However, setting 2 axes to negative scale does have the navmesh generate as is expected. Also see more ...
Crash when loading Anim BP after undoing and saving "Use Shared Rule" in state machine
UE - Anim - Runtime - Jul 19, 2022Reported by UDN [Link Removed] From Slack discussion: It seems that undo-ing the transaction in UAnimStateTransitionNode::UseSharedRules, leaves the outer graph (UAnimationStateMachineGraph) wit ...
Physics Constraint returns incorrect values for Swing1, Swing2, and Twist
UE - Simulation - Physics - Jul 7, 2022Tested in //UE5/Main CL#20966071 Tested in //UE4/Release-4.27 CL#18319896 Physics Constraint returns incorrect values for Swing1, Swing2, and Twist. ...
Resizing panels causes ghosting/shifting of contents during drag
UE - Rendering Architecture - RHI - May 13, 2022Resizing the editor window or any floating panel causes the panel contents to jitter during drag. See attached images. The jittering one is from Main and the normal behavior was captured in UEFN. ...
Engine crashes when building GPU Lightmass in large scenes
UE - Graphics Features - May 12, 2022Engine crashes when building GPU lightmass in larger scenes. This does not occur on smaller maps like the Unreal Engine Templates. I was able to reproduce this issue in CitySamples SmallCity map. T ...
Crash in FPrimitiveSceneProxy::UpdateInstances_RenderThread in CitySample
UE - Rendering Architecture - May 5, 2022The following check fails occasionally: check(InstanceCustomData.Num() == (NumCustomDataFloats * InstanceSceneData.Num())); I was not able to narrow down more precise repro steps, but it appears t ...
Selecting other components after selecting a Spline Component's control point keeps the transform gizmo and functionality at the Spline Control point
UE - Editor - Workflow Systems - May 3, 2022Selecting other components after selecting a Spline Component's control point keeps the transform gizmo and functionality at the Spline Control point Repro Rate: 4/4 Tested this in //UE4/Release-4 ...
Geometry Collection behavior does not change when changed by BP
UE - Simulation - Physics - Destruction - May 2, 2022Reproduced 6/6 times. This seems to affect all "Set" functions for Geometry Collection Components, such as Setting Object Type from Static to Dynamic, or changing Collision Type. ...
NotifyControllerChanged not always called on client
UE - Gameplay - Apr 20, 2022See linked UDN for more information. ...
Skeletal Mesh does not deform as expected when Metal Desktop Renderer is ON
UE - Rendering Architecture - RHI - Apr 20, 2022When using the provided UI to test the skeletal mesh morph, it doesn't work while using Metal Desktop Renderer. It works as expected when Metal Mobile Renderer is enabled instead. Working on repro ...