Unreal Engine Issues

Assert when having too many VR devices

Internal team is encountering a crash when adding too many VR devices. Email thread titled "Re: Crash Logs" The bug is an internal limit of devices the code supports, which is 8. If a controller o ...

Unable to export UCX_mesh without UVs or generate mapping coords option ON

When welding collision between Third Person UE4 Mannequin's left foot ball, to left foot in physics tab results in an Engine crash.

When using a Third Person UE4 Mannequin, Opening the Physics asset tab, and welding the collision between left foot ball, to left foot results in an Engine crash. Additional Note: Using the same ...

Child Actors are not replicated to clients when the parent blueprint is nativized

Child actors do not replicate properly to clients when their parent blueprint is nativized. Regression?: Yes This did not occur in 4.20.3 See also [Link Removed] ...

SceneCapture2D output broken when used in VR

Scene Capture regression when used with VR. Confirmed in Main @ CL 5172170 Tested with Rift Flipped VR Preview window is a known/fixed issue ...

Transform gizmo is not working when nearclipplane in project settings > Engine > General settings is 0.00001

Setting near clip plane like 0.00001 makes unable to move with transform gizmo. if user set value to 0.0001, it is no longer reproduced. it should clip value like 0.00001 ...

Camera grain fails to render on mobile previews and on devices.

This was said to have been working in 4.24 Unsure currently when regression was If you use SM5 preview and play in mobile preview, it works as intended. ...

MoviePipeline: Disabling Auto Exposure in Project Settings not respected

The high-res tiling method checks for the exposure method specified on the camera, and forces it to Manual exposure if it's not already there. It shouldn't force this if the project settings have al ...

Incorrect behavior when copy-paste repeatedly in the sequencer subscene track

This issue is different for the first and second behaviors, which seems confusing when working. ...

Material Editor: Highlight/Isolate should warn user when using Nanite Mesh

Editor should visually warn the user that this feature doesn't work with Nanite, or that the Nanite Preview mesh needs to be enabled (or forcibly enable it when they attempt to use this option), oth ...