So `XRROutputInfo->connection == RR_Disconnected` but `XRROutputInfo->crtc` is valid? Maybe we can loosen the condition check. Does the attached patch fix your issue?[0001-winex11.drv-Don-t-check-XRandR-output-connection.txt](/uploads/bfbe21e1ef0ebfe5585f2c5e67069e33/0001-winex11.drv-Don-t-check-XRandR-output-connection.txt)