Unreal Engine Issues

HLOD dialog is reporting a fatal error while trying to build HLODs

Does not reproduce in //UE5/Main CL 20075312 HLOD dialog is reporting a fatal error while trying to build HLODs in a level with a particular blueprint the user created. HLODs build with out the blu ...

Crash when opening a sequencer that has an actor with spring controller registered and play in editor

During end play in editor, there is an access violation referencing WorldSettings from SpringBone.  In the attached project, the character registered in the sequencer uses the "SpringController" no ...

Crash editor after editing property of TwoBoneIK node

Crashes after editing properties of TwoBoneIK node. If following the reproduction steps, the binding of NodePropertyDelegateHandle will not be removed, causing illegal access on the second editing. ...

Fractured Geometry Collection triggers a crash when colliding with an Animation Blueprint with a Rigidbody Node

This is not a regression. Tested in //UE5/Release-5.2 CL26001984 The editor crashes when a physics asset of an animation with rigid body collides with geometry collection. ...

Crash launching UE4Editor.exe from cmd.exe with -dx12 argument

My Nvidia driver is our current approved driver: 378.49 ...

Level Blueprint can be reparented to None, crashes Editor on Compile

This is a Regression. Tested in //UE5/Release-5.0 CL 20979098 - "None" is not an option for the parent class and the "Reset this Property" is not initially there. ...

HLOD crash when dragging and dropping actors into their own cluster in the HLOD outliner - ALODActor

Crash inside GetActualComponentTemplate() during Blueprint nativization.

Report of a crash happening during Blueprint nativization with a specific project, appears to be related to an inherited component template. Unable to repro in a new project. Callstack is noted. ...

HLOD build fails depending on the value of Loading Range in the World Settings

HLOD actors are generated on the outliner, but no geometry is generated. An error occurs in the output log. ...

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 ...