On 2011-10-16 21:56, Davide Governale wrote: > I tried with downgrade, but the result is always the same > ii xserver-xorg-core 2:1.10.99.901+git20110731-1 > Xorg X server - core server That is a 1.11 prerelease, so please try a again with a real 1.10 (e.g. 1.10.4, nothing with .99. in its number) :-) Andreas