Hi guys, I can confirm that the issue is solved after the update of xserver-xorg-video-intel with backports Jessie:
xserver-xorg-video-intel 2:2.99.917-2~bpo8+1 amd64 X.Org X server -- Intel i8xx, i9xx display driver Thanks a lot for support On Mon, Feb 8, 2016 at 6:56 PM, Fedele Mantuano <mantuano.fed...@gmail.com> wrote: > Yes Don, > > I updaded xserver-xorg-video-intel with backports, but I will come back in > office tomorrow so I will try this change. > > Thanks a lot. > > On Mon, Feb 8, 2016 at 6:29 PM, Don Armstrong <d...@debian.org> wrote: > >> On Fri, 05 Feb 2016, Fedele Mantuano wrote: >> > This is the syslog part after deattach dock station: >> > http://pastebin.com/rfgSkpKS. >> > When I deattach the docking station the PC do a logout. >> >> This looks like an issue with the dock station hotplugging a PCI device >> and it not being detected by X properly. >> >> IIRC, one of the on-dock DP ports on the ThinkPad docks is the same as >> the mini DP port on the laptop; that output should always work. So if >> you only need a single output, that's a potential work-around. >> >> Beyond that, I think this might be a missing feature in the version of >> the xserver-xorg-video-intel driver that you have in Debian vs whatever >> version you had installed in Ubuntu. >> >> I'd compare the two versions, and possibly upgrade your jessie install >> of xserver-xorg-video-intel to the one in backports, which is >> 2:2.99.917-2~bpo8+1, and significantly newer than 2:2.21.15-2+b2. >> >> -- >> Don Armstrong http://www.donarmstrong.com >> >> Nothing is as inevitable as a mistake whose time has come. >> -- Tussman's Law >> >> > > > -- > *Fedele Mantuano* > -- *Fedele Mantuano*