*** This bug is a duplicate of bug 721306 *** https://bugs.launchpad.net/bugs/721306
The following packages have unmet dependencies: libdrm-nouveau1: Breaks: xserver-xorg-video-nouveau (< 1:0.0.16) but 1:0.0.15+git20100219+9b4118d-0ubuntu5 is to be installed E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages. tostr@tostr-desktop:~$ this is what i got after following these instructions https://help.ubuntu.com/community/PackageManagerTroubleshootingProcedure -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/724271 Title: this is the window that pops up when i try to upgrade. Could not calculate the upgrade An unresolvable problem occurred while calculating the upgrade: E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages. This can be caused by: * Upgrading to a pre-release version of Ubuntu * Running the current pre-release version of Ubuntu * Unofficial software packages not provided by Ubuntu If none of this applies, then please report this bug against the 'update-manager' package and include the files in /var/log/dist-upgrade/ in the bug report. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs