You are right, these packages are from lastfm, not from ubuntu repository. I uninstalled the lastfm-fingerprinter and I didn't have problems any more. Cheers.
** Changed in: lastfm (Ubuntu) Status: New => Invalid -- Overwrite error upgrading lastfm https://bugs.launchpad.net/bugs/174855 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs