On 2015-10-07 13:53, Luca Boccassi wrote: > On Wed, 2015-10-07 at 13:42 +0200, Manuel Bilderbeek wrote: >> I upgraded from 340.93-1 to 340.93-3.
> That's a known issue. Workaround: > > sudo adduser Debian-gdm video Instead of just applying this "workaround" everywhere, can we try to dig into this? Did you upgrade any xorg packages at the same time or were you running xserver-xorg-core 2:1.17.2-1.1 successfully with 340.93-3? what happens if you replace /etc/nvidia/nvidia-modprobe.conf with this content (what we had in 340.93-1, keep a copy of the current file) and *do not add Debian-gdm to the video group* for this test: ===== 8< ===== alias nvidia nvidia-current remove nvidia-current rmmod nvidia-uvm nvidia ===== >8 ===== Andreas