Unreal Engine Issues

Odd Refraction on Close Planes

We're seeing odd refraction when we have two close planes where the front plane has a translucent shader with a refraction not equal to one. I've included a project with the following setup:Two equa ...

Input Trashing after changing from UI Only Input mode to Game only input mode

When transferring data from CPU to GPU particles using Array, if CollisionQuery is used simultaneously, the Array cannot be read correctly.

[Audio][Niagara] - Audio Spectrum only reacts to Channel 0, despite setting to another channel

While doing some extra testing of the Submix Analyser fixes, I noticed there is a setting to set the channel of the submix to give the analyser. It always works for channel 0, but changing it to any ...

Windows SDKs not recognized for HoloLens Development

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

Material Function Instances do not show up in the Material Function Call node

This is not a regression. Tested in //UE5/Release-5.1 CL23901901. The Material Function Instance can be dragged and dropped into the Material Function Call. ...

Long thin spinning objects take too long to stop spinning

See the SpinningObjectStability test map in the Physics Sandbox. [Link Removed] It's not clear if this is a bug or a side effect of some of our solver shortcuts (e.g., omission of the precession te ...

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 ...

Rect Light Texture does not unload during level streaming in packaged game

Cable Actor becoming stiff when bound to two dynamic objects

the cable actor does not dynamically deform when the cable actor's parent mesh moves. Instead, the cable actor becomes rigid between the meshes it's bound between. This bug does not occur in the fo ...