Unreal Engine Issues

Shading error after flipping normals on mesh

As far as I can guess is that in the initial state of the object, the vertex normals are as they come from the DCC, but after the modeling operation they get recalculated somehow that doesn't match ...

GPU crash in DistanceFieldShadowing LoadDFObjectDataFromBuffer

GPU crash in LumenRadianceCache ClearProbeIndirectionCS

When using Perforce, saving a level over another leaves the target umap file as "marked for delete"

When working on a level asset and using command "File – Save Current Level As..." to save it over a different level asset, the engine first deletes the target level (that's going to be overwritten) ...

Calling UMoverComponent::IsModifierActiveOrQueued() immediately after calling UMoverComponent::K2_QueueMovementModifier() will return false

Calling UMoverComponent::IsModifierActiveOrQueued() immediately after calling UMoverComponent::K2_QueueMovementModifier() will return false. Checking the code, IsModifierActiveOrQueue() calls FindMo ...

Crash when importing some .skp files on MacOS

Artifacts in imported GLB and GLTF files

Reported in SF [Link Removed] Client reports that many of their GLB and GLTF files they use appear with visual artifacts when imported to Twinmotion. These artifacts only appear in Twinmotion and n ...

Clay Render mode is not working with Modeling tools/Faces.

[Image Removed] The Clay material is quite useful when the user needs to manipulate objects that originally has transparent materials, so not being able to use this feature on faces mode feels li ...

Crash when editing Gameplay Effect containing a deleted/renamed Gameplay Attribute

When modifying the name of a gameplay attribute that is used with a modifier on a gameplay effect, attempting to remove/change the modifier causes an editor crash. This appears to be due to line 29 ...

OFPA Localizable Text Instances are not gathered when world partitioning is disabled

Context One File Per Actor (OFPA) reduces overlap between users by saving data for instances of Actors in external files, removing the need to save the main Level file when making changes to its Act ...