Unreal Engine Issues

[CrashReport] UE4Editor_MaterialEditor!SMaterialLayersFunctionsInstanceTree::UpdateThumbnailMaterial() [smateriallayersfunctionstree.cpp:1128]

No user comments in crash group 1114 for (TSharedPtr<FStackSortedData> Group : AssetChild->Children) 1115 { 1116 if (Group->ParameterInfo.Association == InAssociation) ...

Editor crash when saving a level instance in a folder with the same name as the level

Unexpected corrections when sliding against other characters

We are seeing unexpected movement corrections sometimes when pushing one player character up against another character that isn't moving, or against other static primitives that have round features ...

[CrashReport] UE4Editor_Persona!FBoneDescription::SetScore() [bonemappinghelper.h:31]

This is a somewhat common crash that appears to occur only in 4.17.1 (possible regression?). Users have not provided any description of their actions when the crash occurs. Source Context 20 ...

Crash when trimming animation and then undoing action

Repro rate: 3/3 times This is a regression as the issue does not occur in 5.1.1  ...

Using a Macro to access a variable from another Actor causes a crash in Standalone

Using a Macro to access a variable from another Actor causes a crash in Standalone. This does not seem to affect any other preview in editor, nor packaged games. Reproduced in 4.7.6, 4.8 Preview 4, ...

[CrashReport] UE4Editor_MaterialEditor!FMaterialEditor::GetToolkitName() materialeditor.cpp:820

This is a new crash coming out of the 4.18.1 hotfix. There is no record of it previously occurring, so it is possible it may be a regression. Users have not provided any descriptions of their actio ...

[CrashReport] UE4Editor_UnrealEd!PackageTools::ReloadPackages() [packagetools.cpp:576]

This is a common crash affecting users on 4.16. Users have not provided any descriptions, so additional information is currently unavailable. Source Context 561 ::SortPackagesForReload( ...

[CrashReport] UE4Editor-TargetDeviceServices.dylib!TRawMessageHandler<FTargetDeviceServicePong, FTargetDeviceProxyManager>::HandleMessage(TSharedRef<IMessageContext,()

This is a slightly common Mac crash that has occurred since 4.17.1. Users have not provided any descriptions of their actions when the crash occurred. Callstack from Log[2017.09.28-15.29.17:473][3 ...

Sequencer frame range progression is not continuous

The end of the level visibility section places a DeterminismFence. This causes the issue. The fence clips the frame range and produces a discontinuous frame ranges, e.g. 23201~24000, then 24001~24 ...