Please attach your /var/log/Xorg.0.log.old after X had crashed. It is most likely a duplicate of Bug 212799.
** Changed in: xorg-server (Ubuntu) Status: New => Incomplete ** Changed in: xserver-xorg-video-intel (Ubuntu) Sourcepackagename: xorg-server => xserver-xorg-video-intel -- Video playback crashes X server https://bugs.launchpad.net/bugs/252108 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