Unreal Engine Issues
Unreal Engine Issues
SceneCapture2D output broken when used in VR
UE - Platform - XR - Feb 25, 2019Scene Capture regression when used with VR. Confirmed in Main @ CL 5172170 Tested with Rift Flipped VR Preview window is a known/fixed issue ...
Timelines in ActorBPs no longer function when packaged with Nativization
UE - Gameplay - Blueprint - Apr 9, 2019Timelines in ActorBPs no longer work in projects packaged with BP nativization. Timelines in LevelBPs still work. Confirmed in 4.23 MAIN @ CL 5806859 ...
PhysX Clang Builds Broken
UE - Simulation - Physics - Nov 5, 2019Clang physx builds in 4.23 seem to be broken due to a change of GuPersistentContactManifold.h including #pragma warning and no longer ending in a new line. ...
Screen Aligned(Velocity) particles deform at low velocity
UE - Niagara - Nov 22, 2019Screen aligned particles with very low velocity will squash in 4.23+ (No squashing in 4.22) Confirmed in 4.25 MAIN at CL 10333042 ...
A repainted cloth mesh continues to use previous paint job and does not update
UE - Simulation - Physics - Character - Dec 20, 2019Cloth mesh reverts back to original painted mesh after editing Tested: 4.23.1 CL#9631420 4.25 CL#10730208 ...
MAC rect light does not use assigned source texture
UE - Platform - Apple - Jan 30, 2020Rect light does not use its assigned source texture on MAC OS. Tested in: 4.23.1 CL#9631420 4.25 CL#11062379 ...
Editor crashes after executing the command r.DisplayInternals 1 or r.DisplayInternals = 1
UE - Rendering - Features - Nov 2, 2022This is not a regression. Tested in //UE5/Release-5.0 CL22346211 Editor crashes with an assertion after executing the command r.DisplayInternals 1 or r.DisplayInternals = 1 ...
Groom couldn't be rendered into ObjectID pass through MRQ
zComponent - Archive - Jan 30, 2024Raise the issue here since also other Developers met the same problem and reported to me. Object ID rendering for Groom is working in previous version(5.0 for example) ...
AllowAsyncRenderThreadUpdatesEditorGameWorld/AllowAsyncRenderThreadUpdatesEditor CVars are off by default and unsafe in Niagara
UE - Rendering - Architecture - Niagara - Mar 4, 2025This user made a github pull request: [Link Removed] Closed but it was auto rejected. I think that we can consider taking t ...
Setting a parent and child static mesh scale to negative effects the rotation on child movement
UE - Gameplay - Jun 1, 2016Setting a parent and child static mesh scale to negative effects the rotation on child movement This is a regression. Worked in 4.11.2. User Description: We have a simple project example (see att ...