In fact i don't reinstall the driver automatically found with the hardware drivers. I reinstall the driver in my console and I did :
sudo aptitude install nvidia-glx-legacy nvidia-xconfig nvidia-settings sudo nvidia-xconfig --allow-glx-with-composite I have a nvidia GeForce Go 6100. And the graphical interface run normally now. I think the hardware drivers don't find the good driver for my graphical card. -- graphical interface bug when I close my laptop'screen, I see a green sreen https://bugs.launchpad.net/bugs/225154 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