Hit this running gtkperf
Error: failed to encode x264 video frame: expected YUV420P but got BGRX source: XShmImageWrapper(BGRX: 23, 48, 398, 72) options: * scroll : True encoder: ...
We're supposed to have locking around video contexts, but it looks like a race condition where the CSC got dropped before we've had a chance to re-create the video encoder?
Not seen again.
this ticket has been moved to: https://github.com/Xpra-org/xpra/issues/2225