Next time a freeze happens, please reboot and then immediately run: journalctl -b-1 > prevboot.txt
and attach the resulting text file here. Please also tell us if you have any files in /var/crash/ ** Tags added: nvidia ** Package changed: xorg (Ubuntu) => ubuntu ** Changed in: ubuntu Status: New => Incomplete ** Summary changed: - Xorg freeze + Screen freeze -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1896257 Title: Screen freeze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1896257/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs