Bug#747292: gdm3: Unable to login after last upgrade (version 3.8.4-7): fails to start a GNOME session

Thu May 8 14:14:34 UTC 2014

Le Thu, 08 May 2014 14:44:12 +0200,
Benjamin Menant <benjamin.menant at gmail.com> a écrit :

[...]
> 
> 
> The `/run/user/` directory is 755 root:root.
> 
> The Debian-gdm user could fail to create its directory? Should I try
> to create this directory from the VC before I try to open a Gnome
> session?

I don't think this is the problem, the creation of this directory is
AFAIK handled by logind it self.

Could you try to remove the consolekit, libck-connector0 and
libpam-ck-connector packages, install the latest gdm and reboot again?