Does ctrl-alt-f1 bring you to the command line?
If it does, does removing the NVIDIA driver (apt-get remove xserver-xorg-video-nouveau) work?
It might be that Trisquel 7 but not 6 has got problems with your NVIDIA card.
Does ctrl-alt-f1 bring you to the command line?
If it does, does removing the NVIDIA driver (apt-get remove xserver-xorg-video-nouveau) work?
It might be that Trisquel 7 but not 6 has got problems with your NVIDIA card.