No, the bug was solved. Actually, it occurs if ubuntu-desktop package is not installed from synaptics. The package was removed in my case as I had used the ubuntu-studio-sounds package. Once, the ubuntu-desktop package is re-selected, the installer gives no error.
** Changed in: update-manager (Ubuntu) Assignee: (unassigned) => Pratul Kalia (lut4rp) Status: Incomplete => Invalid -- [7.10 to 8.04 beta] Could not calculate the upgrade https://bugs.launchpad.net/bugs/205205 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs