The issue solved by replacing the motherboard battery. The battery was empty and every-time the computer was disconnected from the power, the BIOS settings erased and the nvidia driver started to make problems.
I have to mention that I updated the time settings in the BIOS before booting Ubuntu and still it want crazy. -- nvidia driver crashes X on startup https://bugs.launchpad.net/bugs/406609 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