Thanks for the bug report. The white screen problem is bug 1965882. But there are more reasons to avoid the 'nouveau' driver and it's probably the cause of your other issues too. Please open the 'Additional Drivers' app and install the official Nvidia driver with that.
** Summary changed: - Xorg crash / Graphics Issue + [nouveau] Xorg crash / Graphics Issue -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1970107 Title: [nouveau] Xorg crash / Graphics Issue To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1970107/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
