Ok, I have sorted it. For me I had to do the commands the other way round: xvattr -a XV_CRTC -v 1 switches to external monitor
while xvattr -a XV_CRTC -v -1 switches to internal monitor Thanks for your help Flametrees -- video playback problem on external monitor https://bugs.launchpad.net/bugs/55646 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs