Unreal Engine Issues
Unreal Engine Issues
Automation Wait for Loading crashes standalone game
UE - Automation Test - Jan 5, 2023Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. ...
Incorrect Tooltips for Crossfade By Param node
UE - Audio - Jan 12, 2023Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. ...
Crash when Animation Blueprint references Enhanced Input value
UE - Gameplay - Input - Jan 12, 2023Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. ...
Can't connect Date Time and Time Spawn pins to math nodes
UE - Framework - Blueprint Editor - Feb 2, 2023we can do a "cheap fix" here by adding the "IgnoreTypePromotion" metadata to the date time functions, but there are some underlying issues with the FindBestMatching func in this case causing it to f ...
Light function materials using WorldPosition do not render correctly to volumetric fog if there is more than one
UE - Graphics Features - Mar 27, 2023There is a one-line fix for this in a shader file, see their PR on GitHub:https://github.com/EpicGames/UnrealEngine/pull/10251/files ...
[MetaSounds] - Changing Metasound Source's Input Name Resets Preset's Inputs
UE - Audio - MetaSounds - Nov 15, 2022Reproduced 3/3 times. Issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. ...
Initialization error when creating FEventReply objects from Python
UE - Editor - UI Systems - UMG - Nov 28, 2025the handled value passed to unlock_mouse is actually treated as unhandled, because FEventReply has no uproperty and no Identical()function of its own. Adding WithIdenticalViaEquality can fix this is ...
[CrashReport] Linux crash - llvm::TargetLowering::LowerCallTo()
UE - Platform - Linux - Jul 20, 2017This is a common Linux crash in 4.16.2. ...
Crash in UHierarchicalInstancedStaticMeshComponent::GetOverlappingSphereCount
UE - World Creation - Worldbuilding Tools - Foliage - May 15, 2018A licensee has reported a regression from 4.18.3 to 4.19.2 that is causing crashes to occur in their project. The crash occurs when walking onto their foliage in a packaged game. This does not happe ...
Start time of subtitle gets incorrectly modified at runtime
Tools - Apr 14, 2016The time field of a subtitle is incremented incorrectly at runtime. This is caused by the wrong array being modified by the subtitle manager when queuing subtitles. A fix is provided by the licensee ...