changed from lightdm to GDM window manager and logs in graphically. So maybe the problem is with lightdm
** Summary changed: - Xorg failed to start on boot after upgrade using Nouveau + Xorg failed to start on boot after upgrade using Nouveau and LightDM -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/993078 Title: Xorg failed to start on boot after upgrade using Nouveau and LightDM To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libdrm/+bug/993078/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs