here is may be helpful attachment -- On-line upgrade from breezy to dapper aborted https://launchpad.net/bugs/55950
-- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
here is may be helpful attachment -- On-line upgrade from breezy to dapper aborted https://launchpad.net/bugs/55950
-- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs