Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_CoreUObject!FCompressedChunk::FCompressedChunk()
UE - Foundation - Core - Jul 24, 2017This is a common crash affecting users in 4.16 and the 4.17 Previews. The two descriptions provided by users say their crash occurred after updating their project from 4.13. User DescriptionsUpgra ...
[CrashReport] UE4Editor_UnrealEd!SCurveEditor::OnObjectPropertyChanged
Tools - Aug 1, 2017This is a common crash that has affected more than 170 users since at least 4.15 and occurring into 4.17. Based on one user description and frequent project names, this appears to commonly correla ...
Compile error in ShadowDepthVertexShader.usf if INTERPOLATE_POSITION
UE - Graphics Features - Oct 21, 2015Shader compile error in function PositionOnlyMain() in ShadowDepthVertexShader.usf if defined INTERPOLATE_POSITION. LogShaderCompilers:Warning: 1 Shader compiler errors compiling WorldGridMaterial ...
[CrashReport] UE4Game!FStreamingManagerTexture::FStreamingManagerTexture()
Tools - Jun 6, 2016This Jira was created from CrashReports submitted by the public due to the high number of occurrences. This crash is only occurring in packaged games, not in the editor. The Logs contain the follo ...
Orphaned BP actors when using UWorldPartitionBuilder
UE - World Creation - Worldbuilding Tools - World Partition - Nov 21, 2025From an EPS case: --------------------------------- We're seeing a recurring issue where child BP actors are becoming orphaned during any processing that uses UWorldPartitionBuilder. It affects ...
[CrashReport] UE4Editor_Engine!USimpleConstructionScript::RemoveNodeAndPromoteChildren() [simpleconstructionscript.cpp:785]
UE - Gameplay - Blueprint - Jul 5, 2016This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Source Context: 770 AllNodes.Remove(Node); 771 772 Node->bIsParen ...
Level Sequences in Level Instances
UE - World Creation - Worldbuilding Tools - Level Instances - Mar 20, 2023Workaround is to specify Binding Overrides on the LevelSequenceActor through its Details panel as such (while editing the LI). ...
Crash related to Vertex Painting - MeshPaint!CastChecked<AActor,UObject>()
Tools - May 23, 2016This crash was reported on the UDN. Upon further investigation it has been experienced by a handful of different users throughout 4.11 and 4.12. JIRA logged for tracking despite unknown repro steps ...
[CrashReporter] Crash in FAnimNode_StateMachine::Evaluate()
OLD - Anim - Aug 22, 2016This JIRA was created as a result of it being one of the top crashes occurring in 4.13 Preview 2 Error message: Access violation - code c0000005 (first/second chance not available) Source Context ...
Doing a scene capture of a particle off screen on a thread other than the game thread in a packaged game asserts/crashes
UE - Niagara - Feb 15, 2018From licensee: When building and running the package on windows or other platforms, the game stops at an Assert when a particle is being rendered (off screen) from a thread other than the game thre ...