You have custom version of g15daemon package installed (1.9.5.4-0~svn529gnome15), which is incompatible with Ubuntu packages. Remove it (sudo apt-get remove g15daemon) and try again.
** Changed in: g15daemon (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1019684 Title: package libg15daemon-client1 (not installed) failed to install/upgrade: tentative de remplacement de « /usr/share/man/man3/g15daemon_client_devel.3.gz », qui appartient aussi au paquet g15daemon 1.9.5.4-0~svn529gnome15 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/g15daemon/+bug/1019684/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs