Unreal Engine Issues

ISM GetInstanceOverlappingBox() ignores the scaling & rotation of instances

This functions only uses the instance location and does not rely on it's rotation and scale. It should ideally get the bounds of the mesh, and test intersection using an oriented bounding box built ...

Changes to the Asset User Data in Material XX Instance types is reset after closing and reopening editor.

From UDN report [Link Removed] ...

Cannot Delete Landscape with World Partition enabled

If you delete all the LandscapeStreamingProxies under the landscape object the parent landscape object can be deleted. Not a regression checked in Version: 5.1.0-23058290+++UE5+Release-5.1 ...

ProceduralMesh created by ImpostorBaker cannot be saved.

Clearing the DynamicMaterial reference will save it, but several licensees have inquired about it, so it would be kind if it were corrected. ...

Motion Blur Ghosting from Skeletal Mesh Animation

Anisotropy renders differently in each eye in VR

Regression: Tested in Release-5.0, this issue occurs so it is not a regression. This issue was first reported using the Automotive Materials assets, as the Anisotropy material on MI_Metal_Brushed w ...

Data Layers Outliner does not remember selections on editor restart

Regression: Tested in UE5/Release-5.0, this issue occurs so this is not a regression. ...

Foliage actors in the outliner should have their actor/components properties read-only

shared texture sampler doesn't work in mobile

In mobile preview or android device in 5.1 release, M_SharedTexture_Inst material does not render properly due to exceeded sampler slot limit. there was no problem in 5.0.3 ...

Recompiling blueprint actor in hidden sublevel, after reloading main level, detaches all its child actors

Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. The repro steps are very specific for this; the core issue being that once the top lev ...