This is a regression from a long while ago that needs to get fixed ...
Licensee notes issue with csgRebuild and proposes a reasonable fix. ...
Fixed in Dev-Editor (CL# 3479874). Needs merging. ...
Also confirmed in 4.22 Main @ CL 4413632 ...
Fails with 4.22 but works fine with 4.21 ...
This one should be fix in the squeletalmesh quadric reduction own by the geometry tools. ...
I can reproduce it, other developers reported to me too. Not a problem in 4.22 ...
Please see the UDN for a potential fix/workaround description. ...
setting GSupportsTimestampRenderQueries=false or r.GPUStatsEnabled=0 can fix it ...
The licensee has provided a recommended fix for this issue. Please see the UDN. ...