Changing levels after setting an images material to a dynamic material with a widget blueprint that has been added to the viewport within a HUD blueprint will cause a crash

UE - Editor - UI Systems - Sep 21, 2015

A crash occurs if the following conditions are metSetting an image widget to a dynamic materialAdding the widget blueprint to the viewport from within a HUD blueprintChanging levels ...

Infinite Script Recursion error crashes editor and produces UnrealScript errors in logs

UE - Gameplay - Blueprint - Aug 14, 2015

Macro that causes an infinite script recursion error crashes editor and produces errors in output log referring to UnrealScript. Frequency: 3/3 Crash Reporter; [Link Removed] ...

User's project crashes when right clicking a blueprint

UE - Gameplay - Blueprint - Jan 6, 2016

If the user right clicks on the AbilityBase blueprint the editor will crash. ...

Crash on Importing specific Animation Only FBX

Tools - Nov 16, 2015

When importing the attached FBX file with only Animations, the editor will crash. The Same asset will import without error in 4.9.2 Crash Reporter BUGG: [Link Removed] ...

Delay Node not persisting through Concatenator Node in Sound Cue Editor

UE - Audio - Mar 11, 2016

Sound Waves do not continue to play when using a delay node before a Concatenator. I tested this issue in the binary releases of 4.9.2 and 4.10.4 and it did not occur in either version. ...

GameMode::StartNewPlayer calls RestartPlayer() without checking PlayerCanRestart()

UE - Gameplay - Nov 11, 2015

Bug report from UDN thread. https://udn.unrealengine.com/questions/266937/gamemodestartnewplayer-calls-restartplayer-without.html#answer-268579 His point seems sound, we should fix it. ...

Packaged Vehicle and Vehicle advanced templates crash when opened on tvOS and iOS

Tools - Oct 6, 2016

This occurs for both Code and BP Vehicle and VehicleAdvanced projects tested in both DebugGame and Development packaging configurations Devices: tvOS 10.0 iPhone6S+_6241 OS: 9.3.5 ...

[CrashReport] FBX import crash - UE4Editor_UnrealEd!TSet<TPair<unsigned int,FMeshSectionInfo>

Tools - Jan 12, 2017

This crash was introduced in 4.14.2, and is very similar to [Link Removed], however it is still occurring in 4.14.3 (after that fix) According to submitted crash reports, this one is not very wides ...

SVN SASL binaries may be causing crashes for some users

Tools - Feb 21, 2017

Some users are reporting crashes when attempting to connect to SVN after upgrading to 4.15. The only relevant change to SVN was the update of the 1.9 binaries to support SASL, so it's possible that ...

Editor crash with Japanese ATOK input(candidate list related)

UE - Editor - UI Systems - Localization - Jul 5, 2017

This is probably a continuation from [Link Removed]. [Link Removed] fixed the crash with MS-IME input, but crash/instability can still happen with another Japanese input system, ATOK. ...