Unreal Engine Issues

Crash when Removing and adding players on client

Crash when Removing and adding players on client. If the user adds a player to the client and then removes that player and then adds another one. This appears to crash the editor ...

Crash related to Vertex Painting - MeshPaint!CastChecked<AActor,UObject>()

This crash was reported on the UDN. Upon further investigation it has been experienced by a handful of different users throughout 4.11 and 4.12. JIRA logged for tracking despite unknown repro steps ...

Crash when changing Animation Segment Playrate in Animation Composite

See [Link Removed] ...

Crash Occurs In Skeletal Mesh Editor When Adding a Bone Transform in a New Animation Sequence

Occurs 3/3 times Regression does occur: tested in //UE4/Release-4.27.2  EGL Live @ CL 18319896. No crash occurred.  A crash occurs in the Skeletal Mesh Editor when adding a bone transform to the A ...

crash at checkUERenderCommandPipeIsReplaying in RenderScenecpp

Drawing a material to a render target when that material samples an RVT can cause an editor crash. In our testing, the check() did not always occur on the first PIE session, but would always occur ...

Crash can occur in the Ansel plugin when setting Use Client Side Camera Updates to false in Player Camera Manager

Setting the `bUseClientSideCameraUpdates` property in a `PlayerCameraManager` class to false can result in a crash in the Ansel plugin because `GEngine->GameViewport` may be NULL. Another user has ...

Crash after enabling iOS Metal Desktop Renderering and then enabling iOS SM5 Preview Rendering Level

Duplicating a blackboard node within a behavior tree will cause a crash

When using the shortcut Crtl+W to copy a blackboard node within a behavior tree the editor will crash ...

Crash when load the levelinstance what is set "LevelBehavior=Standalone" in the stanadalone game

A crash occurs when LevelInstance with LevelBehavior set to "Standalone" is loaded in a standalone game. Specifically, when LevelInstance is deleted by moving outside the loading range of the worldp ...

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 ...