Unreal Engine Issues

Water body actor casts static shadow

WaterBody Actors will cast static shadows in built lighting even if their Cast Shadow options are disabled. ...

Undoing Replace Actor on Level Instances do not reload the Level Instance

Undoing Replace Actor on a Level Instance does not properly reload the previous Level Instance. ...

NetUpdateFrequency Affected by Global Time Dilation

Changing the global time dilation in a multiplayer game affects the rate at which actors are considered for replication, and setting it to 0 will even cause replication to stop entirely (unless the ...

Quaternion customization always overrides the display name to "rotation"

Priority order of texture parameters on post process material instances is inverted

The texture parameters on material instances applied to post process volumes do not respect the priority order of the post process volume, and are in fact inverted relative to the priority of other ...

Params in material instance disappear when grouping is changed in material with a material layer

If there is a texture parameter within a specific material attribute stream in the base material and also within the base material layer, they must have the same parameter group otherwise the parame ...

Crash when changing Twinmotion Cloud and Content library to same folder

Recast: FindDistanceToWall can return incorrect results on shared edges with Excluded Nav Area

Context ARecastNavMesh::FindDistanceToWall can be used to find the closest 'wall' on a nav mesh, given a queried position. A wall can be:any boundary towards the end of the nav mesh (outer rectangl ...

Cinematic Prestreaming does not work in Shipping Builds

When the Cinematic Prestreaming plugin is used to generate and cache Virtual Texture Feedback requests, they work when played back in Unreal Editor. A Licensee has reported that they do not improve ...

CableComponent particles spawn at origin when gameplay starts depending on component registration order

A workaround was provided for the user, to use 'Set Attach End to Component' nodes during BeginPlay. While this fixes the issue in gameplay, the editor preview no longer syncs with gameplay. ...