I solved temporally like this:
I modified /etc/default/grub on line
GRUB_CMDLINE_LINUX_DEFAULT=”quiet splash”
and replace it for:
GRUB_CMDLINE_LINUX_DEFAULT=”quiet splash pciehp.pciehp_force=1″
after that I type:
sudo update-grub
and finally reboot, and works.
I solved temporally like this:
I modified /etc/default/grub on line
GRUB_CMDLINE_ LINUX_DEFAULT= ”quiet splash”
and replace it for:
GRUB_CMDLINE_ LINUX_DEFAULT= ”quiet splash pciehp. pciehp_ force=1″
after that I type:
sudo update-grub
and finally reboot, and works.