Unreal Engine Issues

Crash on Galaxy S7 devices with Mali GPU (SM-G930F / SM-G935F)

Client crashes when executing seamless travel with an active particle system in the level that was spawned at runtime

Clients crash when being part of a Seamless Travel if there was an active particle system in the level that was spawned at runtime. If the travel is not seamless, the particle system is placed in th ...

Launching any QAGame map on Linux with an NVIDIA Card crashes at launch

Workaround:  "Start with "-windowed" in your command line until the issue is resolve" Engine does not crash. However, a crash appears when the game is launched in the output log. Issue is occurring ...

Crash when duplicating an UMG Animation and not renaming the Duplicate

Crash when duplicating an UMG Animation and not renaming the Duplicate Hitting Enter correctly warns the user you have an existing Animation by that name, and doesn't crash Reproduced in //UE4/Rel ...

Crash when saving a World Partition map that contains a PCG Volume

This is a regression. Tested in //UE5/Release-5.2 CL26001984 The editor crashes with an assertion after saving a World Partition enabled level with a landscape that contains a PCG Volume. ...

UnrealMathTest fails when compiled with VS2019

A crash or breakpoint is triggered when building UE4 with Project Files generated with -2019. Typeinfo.h was changed in MSVC v14.23 to just be typeinfo. ([Link Removed]) There is a pull request t ...

Crash When Building HLODs

Building HLODs causes a crash. This only seems to occur in some levels as shown in the attached project. Found in 4.22 CL# 7053642, 4.23 CL# 7948402, 4.24 CL# 8124506 ...

Crash when opening a data table that references itself in a data table row handle

The Editor crashes when a data table references itself by using the data table row handle setting in a struct ...

Opening a widget blueprint on Linux causes editor to crash

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

Crash when enabling Shader Complexity Viewmode