Unreal Engine Issues

[CrashReport] UE4Editor-Core.dylib!FTextHistory::Rebuild(TSharedRef<FString,()

This is a trending Mac crash in 4.17.0 that has also occurred with some frequency since at least 4.14. I have not been able to identify any matching callstack occurring on Windows, although it does ...

[CrashReport] Mac crash - UE4Editor-MetalRHI.dylib!GetMetalDeviceContext()

This is a trending Mac crash in the 4.17.0 release. Users have not provided any descriptions of their actions when the crash occurs. ...

Actor reference in a struct is replaced by an object reference when saving a struct

Actor reference member variable in a struct is changed to become an object reference when saving a struct. ...

WorldContextObject is null in BP function library

[CrashReport] UE4Editor_CoreUObject!FScriptArrayHelper::EmptyAndAddUninitializedValues() [unrealtype.h:2703]

This is a trending crash coming out of the 4.17.0 release. Based on user descriptions, this crash occurs on Play or Compile for affected users. User DescriptionsAgain crashing when I hit playIF I C ...

Level Sequence option "Allow Level Edits Only" causes Frame Rate drop when used

When using the new option "Allow Level Edits Only" there is a drastic frame rate drop while playing the sequencer. This frame rate drops when only using this option. Versions Tested: 4.16.3 - CL: 3 ...

[CrashReport] UE4Editor_LevelEditor!FLevelEditorContextMenu::FillMenu() [leveleditorcontextmenu.cpp:178]

This is a trending crash coming out of the 4.17.0 release User DescriptionsIt Stopped when I tried to place a mesh in thrid person. Source Context 164 if (GEditor->GetSelectedComponentCou ...

[CrashReport] UE4Editor_UnrealEd!TSet<FEditorUndoClient * __ptr64,DefaultKeyFuncs<FEditorUndoClient * __ptr64,0>,FDefaultSetAllocator>::Remove() [set.h:685]

This is a trending crash coming out of the 4.17.0 release. Users have not provided any descriptions of their actions when the crash occurred. Source Context 675 /** 676 * Remov ...

Object type variable isn't accepted by Construct Object node

REGRESSION: Technically a regression from 4.16 Object variables aren't accepted by Construct Object class, even if the value is set to an Object blueprint. The following error is generated:Cannot ...

[CrashReport] UE4Editor_Foliage!FMulticastDelegateBase<FWeakObjectPtr>::CompactInvocationList() [multicastdelegatebase.h:159]

This is a trending crash coming out of the 4.17 release. Users have not provided any descriptions of their actions when the crash occurred. Source Context 150 /** 151 * Removes ...