Unreal Engine Issues

Crash when spawning an actor with an AtmosphericFogComponent in a packaged build

Spawning an actor that contains an AtmosphericFogComponent results in a crash in a packaged build. It doesn't occur in PIE, or StandAlone.  ...

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

Crash When Trying to Find a Blueprint Class with Niagara Particles

Crash When Trying to Find a Blueprint Class with Niagara Particles Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 6574378, 4.23 CL# 6599617 ...

Crash when writing WPO using SceneDepth

MDL imported from Substance Source with Datasmith causes a crash

MDL downloaded from Substance Source causes a crash. This is reported on UDN by an Enterprise customer: https://udn.unrealengine.com/questions/487598/why-would-ue4-is-always-crashing-when-import ...

Niagara Fluids Grid3D_Gas_Explosion causes a crash

Placing Grid3D_Gas_Explosion into a level then packaging the level for windows will crash the packaged project. The package will give an error that it crashed while loading and quit.  This does not ...

Crash when opening maps and blueprints in user's project

Crash when opening maps and blueprints or PIE in user's project. [Link Removed] Possibly related [Link Removed] -30763-strategy.log is the first log, which indicated that the user's custom "Civil ...

Level asset "Diff against depot" opens P4 Merge tool

You can right click a level asset in the editor's Content Browser and do the action Source Control > Diff against Depot. However, this does not provide a useful diff window. It currently opens the d ...

Attempting to export sequencer camera causes editor to crash on Linux

Trying to export a sequence camera on Linux causes the editor to crash. This does not occur on Windows. EDIT: Crash seems to occur when focus leaves the FileName field. ...