Unreal Engine Issues

IOS deviceCrash when input Korean Charactor on EditableTextBox

Opening a widget blueprint on Linux causes editor to crash

The editor crashes when attempting to open a widget blueprint. ...

Adding widget to viewport on code overlap event causes the editor to crash when opening child blueprint

Setting a UMG widget to be added to viewport when a volume is overlapped though code and creating a blueprint of this class causes the editor to crash when the blueprint is opened if the BP has a st ...

Garbage Collection crash on Compile attempt

Attempting to compile anything in the editor (blueprint, widget, level bp, etc) will cause the editor to crash. Project Link: [Link Removed] Crash Reporter: [Link Removed] Note This has only been ...

UE4Editor does not start when there are no audio devices available

UE4Editor does not open when there are no audio input or output devices available. The editor hangs at 83% after it initializes the AudioMixer. This issue looks like it was caused by CL 4396954. Et ...

Crash when using Ctrl+Z to undo a single digit change in the size of a widget

When trying to undo a single digit change the editor will crash. For example, if a user highlights and replaces a single number in the size of a widget and then attempts to undo, the editor will cra ...

Linux crash when Exporting content

When the ExportAll window is opened, changing the file type filter and attempting to edit the chosen file field causes the editor to crash. ...

Editor Crashes When Attempting to Open Material Function

The editor is crashing when trying to open a material function that the user provided. User Quote: One of my material functions crashes the engine when I open the editor for it. It works fine, I ...

Performing a hot reload on a project that contains an FStringAssetReference will crash the Editor.

Performing a hot reload on a project that contains an FStringAssetReference inside a struct results in a crash. This was reported to work fine in 4.6.1, but I was unable to verify that is the case. ...

Package fails after adding DesktopPlatform to public module dependency list

Adding DesktopPlatform to the PublicDependencyModuleNames.AddRange() section of the Project.Build.cs file causes the project to fail packaging with the following error (full package logs in callstac ...