Unreal Engine Issues

(DX12) Groom simulation crashes GPU when viewport gets hidden and unhidden

 Should be related to Groom hair simulation (doesn't crash if hair sim is disabled) Also attaching log files from licensee if that's helpful. ...

Streaming a Widget Class with Remote UMG displays the NO SIGNAL slate on remote devices

Light rendering becomes broken when at a distance of ~1000000 from origin

Tested at X=20,000 with no issue Tested at X=500,000 with no issue Tested at X=1,000,000 issue occurs NOT A REGRESSION ...

Crash When You Add Get Landscape Material Node

After staring a new, blank project, and adding a generic blueprint actor, the editor crashes after you add a "Get Landscape Material" Proxy to the event graph within the blueprint. ...

[Reverb Effect] - Deactivate Reverb Effect Blueprint Doesn't Deactivate Reverb

When deactivating a reverb, it's removed from the Activated List, but doesn't get removed from being the active reverb. Confirmed occurs in 4.27 and 5.0 ...

Layered blend per bone node with blend mask setting in an animation BP will not work after restarting UE editor, until recompiling the anim BP manually.

[Waveform Editor] - Undoing a trim fade that is made by clicking and dragging the handles doesn't correctly undo when undoing

Undoing dragging trims doesn't undo the trim [Link Removed] ...

Merge actor issue with similar materials

[Soundfield Submix] - Output is silent when routing sound to Unreal Ambisonics and then to Resonance

According to the official docs https://docs.unrealengine.com/4.27/en-US/WorkingWithAudio/Nativesoundfield/ an ambisonic submix can be rendered to Resonance or Oculus; however when doing so, while th ...

changing maps while AudioCapture component is attached to player causes engine to hang.

Reproduced 3/3 times, issue does not occur in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. A large amount of warnings are generated upon investigating project log. Here's a small e ...