Unreal Engine Issues
Unreal Engine Issues
Video material broken on Mac M3+ (sm6)
TM - Rendering - Oct 21, 2025On Mac devices, the video material in the viewport will display incorrectly, appearing stretched significantly. This only seems to affect the viewport and not rendered exports. ...
BlueprintNativeEvents with no return value (void) cannot be overridden in Blueprints.
UE - Gameplay - Blueprint - Dec 22, 2014BlueprintNativeEvents (and BlueprintImplementableEvents) are not available to be overridden in a Blueprint Graph if they do not return a value. This affects both functions present in source code, as ...
Packaged Game Crashes When Launched with the -dx12 for Ray Tracing Features and PixelStreaming enabled
PixelStreaming - Apr 3, 2019Packaged game crashes when launched with the -dx12 option and PixelStreaming is enabled. Found in 4.22 CL# 5660361 and 4.23 CL# 5704223 ...
Refraction of Ray Traced Translucency in Path Trace View is Incorrect
UE - Graphics Features - Lumen - Apr 8, 2019Refraction of Ray Traced Translucency in Path Trace View is Incorrect. Found in 4.22 CL# 5660361 and 4.23 CL# 5779284 ...
Black Lines on Meshes with Ray Traced Global Illumination Enabled
UE - Graphics Features - Lumen - Apr 22, 2019Black Lines on Meshes with Ray Traced Global Illumination Enabled. Found in 4.22 CL# 5660361 and 4.23 CL# 6037269 ...
Google VR - Debug/Console Layer broken if other VR plugins disabled.
UE - Platform - XR - May 23, 2019If Google VR plugin is enabled and default VR plugins are disabled - debug layer does not render. Confirmed in 4.23 MAIN @ CL 6395234 ...
Importing fbx with armature resulting in crash
UE - Editor - Content Pipeline - Import and Export - Jan 20, 2020Importing an fbx file with armature on MAC results in crash Tested: 4.23.1 CL#9631420, 4.25 CL#10889200 ...
Media Textures assigned at run time are not being applied to the assigned mesh
Media Framework - Feb 21, 2020Dynamically created media texture is not applied to assigned meshes. Tested in: 4.23.1 CL#9631420, 4.25 CL#11574810 ...
Soft Object References set directly on parameters are not correctly referenced
UE - Gameplay - Mar 19, 2020REGRESSION: This regressed between 4.23 and 4.24 Assets set directly in a soft object reference pin on a blueprint function are not correctly referenced. ...
Rotator visual helper appears in local Presentation exports
TM - Tools - Nov 6, 2025Reported in SF [Link Removed] The Rotator animator's visual helpers will be visible in locally exported Presentations when it should be hidden. This does not affect the Translator animator. ...