OK then, uninstall the Nvidia driver and run these commands to collect the logs from the previous boot attempts:
journalctl -b-1 > prevboot-1.txt journalctl -b-2 > prevboot-2.txt journalctl -b-3 > prevboot-3.txt journalctl -b-4 > prevboot-4.txt journalctl -b-5 > prevboot-5.txt and then attach the resulting text files here. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers-390 in Ubuntu. https://bugs.launchpad.net/bugs/1887829 Title: graphic card not working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340/+bug/1887829/+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