Unreal Engine Issues

Volumetric Light Fog Leak through objects

Any environment with volumetric fog enabled will have a light leak which appears through objects.  Found in 4.20 CL# 4369336, 4.21 CL# 4613538, 4.22 CL# 4666322 ...

Crash when Copy/Pasting from Older UE Versions

When copy/pasting scene objects from older Unreal versions into Unreal 5.1, the editor will crash. ...

Client lag/hitch detection can cause server to tick character faster than expected

If client takes a long time to send a move to the server, the server erroneously ticks it for a large time without updating the client's timestamp, causing the server to move the client further than ...

App crashes when executing 'Export to Disk' node on Android

Regression is unconfirmed ...

Alembic Animation Sync issues when playing/rendering in sequencer

Alembic Animation Sync issues when playing/rendering in sequencer ...

Save asset dialog doesn't update correctly

Vertex Interpolate Node Doesn't Work with Lightmass

The vertex interpolate node doesn't work with lightmass. Found in 4.19 CL# 4033788, 4.20 CL# 4233996, and 4.21 CL# 4258917 ...

Selection outline jittering

Selection outline shakes/jitters for selected objects ...

Fragments of a geometry collection go through complex collision

Fragments of a geometry collection can not hit the mesh which is set "Use complex collision as simple" ...

Contact Offset no longer appears to have an effect

When modifying the contact offset in a project it appears to have no effect. The setting that worked in a previous engine version (4.19) now collide in the same way as the default settings. ...