Unreal Engine Issues

Editor becomes unresponsive when selecting BP_FirstPersonChracter0 while Playing in Editor with specific settings

This is a regression. Testing //UE5/Release-5.1 CL23901901 When selecting BP_FirstPerconCharacter at run time in a project that has C++, Quality as Scalable, and Ray Tracing enabled the editor free ...

Blueprint instance with NiagaraComponent cannot keep its user parameters, it will restore to the default values after reopening the level

Scratch Pad outputting Audio Spectrum triggers a crash

This is a regression. Tested in //UE5/Release-5.1 CL23901901 The editor crashes after playing in editor when the level contains a niagara system with a scratch pad outputing audio spectrum. ...

Converting a light to Spawnable removes it from Light Mixer

This is a regression as the issue does not occur in //UE5/Release-5.1 @ CL 23901901 ...

Crash with Ensure when resizing layout

This is a regression as the issue does not occur in //UE5/Release-5.1.1 - CL 23901901 ...

The takescore module will be involved when do the cook on linux

I think that the UTakeMetaData should be put in an editor only array. ...

ReflectionEnvironmentAndSky(1739x747,StrataMat=Off) looks to have tile artifacts

Reflection environement looks to be suffering tile classification artifacts ...

Conditional Gameplay Effect triggers a breakpoint in a networked client

It seems to be related to the removal tag requirements of the GE_Test1_2 gameplay effect, which does work but still gives the pending removes error. ...

Montage sections are not respected when auto blend out is off

SetAllBodiesBelowPhysicsDisabled functionality appears to leave bodies behind that raycasts can still interact with.

From UDN We use SetAllBodiesBelowPhysicsDisabled() to disable some bodies of our Vehicle. However by drawing the disabled bodies' particles position, we found those particles stay where they disab ...