Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_AssetRegistry!FAssetData::FAssetData()
Tools - Aug 8, 2016This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Access violation - code c0000005 (first/second chance not available) Source C ...
[CrashReport] UE4Editor_Engine!FMaterial::CacheShaders() [materialshared.cpp:1663]
UE - Graphics Features - Mar 13, 2017This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Fatal error: [Link Removed] [Line: ...
Opening / Compiling class with ChildActorComponent causes the ChildActor package to be marked dirty.
UE - Gameplay - Components - Mar 24, 2017Looks like this is a problem where the Actor is Duplicated due to constructions scripts running. Later, when the duplicate is destroyed all of its components will call RemoveOwnedComponent as they'r ...
Mirror Data Table is NOT added SyncMarker automatically when creating
UE - Anim - Runtime - Oct 27, 2022Mirror Data Table is added rows about Bone, Curve, Notify when creating. But SyncMarker is ignored. The following codes can fix this issue. Engine/Source/Runtime/Engine/Private/Animation/MirrorDa ...
[CrashReport] UE4Editor-Renderer!FMaterialShader::GetShaderBindings(FScene const *,ERHIFeatureLevel::Type,FMaterialRenderProxy const &,FMaterial const &,FMeshDrawSingleShaderBindings &) [ShaderBaseClasses.cpp:379]
UE - Graphics Features - May 31, 2019Generated from CrashReporter ...
Delta struct serialized fast arrays replicating new elements with no changelist
UE - Networking - Jun 14, 2021There is a scenario where delta struct serialized fast arrays can replicate changes that introduce additional elements to the array, but without changelists containing the new data. This needs furt ...
Creating an AnimStreamable asset immediately crashes the editor
UE - Anim - Runtime - Feb 6, 2024When creating an anim streamable we immediately fail a check in the compression code in FCompressibleAnimData::FetchData: checkf(AnimSequence, TEXT("Invalid animation sequence while trying to fetc ...
[CrashReport] Assertion failed: !Export.ClassIndex.IsNull() | UPackage::Save()
UE - Foundation - Core - Cooker - Sep 20, 2017This is a somewhat common crash coming out of the 4.17 release. User Descriptionsclicked Launch->Firefox. This is the same project with in-game video-screens which has been crashing on Launch for W ...
InlineEditConditionToggle behavior present for UProperties even when InlineEditConditionToggle property specifier is not used
UE - Editor - Workflow Systems - Jun 6, 2024Reported by customer: It seems like in some cases, even when the InlineEditConditionToggle property specifier is not used, the behavior it enables is turned on anyway. It's possible to disable it w ...
[CrashReport] UE4Editor_Core!FStatsThreadState::ScanForAdvance() [statsdata.cpp:732]
UE - Foundation - Core - Aug 10, 2017This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: Item.NameAndInfo ...