log files attached below :
** Attachment added: "apt.log" https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/773044/+attachment/2095125/+files/apt.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/773044 Title: Upgrade from Maverick to Natty Fails -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
