google only finds a bunch of bug reports for "failed to install/upgrade: trying to overwrite shared" but no explanation.
bug 1533780 bug 1574351 bug 1279192 bug 1490282 bug 1290155 bug 1464735 bug 1471677 bug 1193243 Could be an issue of a missing "Replaces"-declaration somewhere. Possibly related to multiarch, too. https://bugs.launchpad.net/ubuntu/+source/icedtea- web/+bug/1471677/comments/3 strongly suggests this. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/1279192 Title: package libgl1-mesa-dri 9.2.1-1ubuntu3 failed to install/upgrade: trying to overwrite shared '/etc/drirc', which is different from other instances of package libgl1-mesa-dri:amd64. Is causing problems installing FGLRX driver as well as long delay between log in and desktop display To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1279192/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp