*** This bug is a duplicate of bug 66637 *** Thanks.
Running mkswap changes the UUID of the swap partition, that's the underlying bug here ** This bug has been marked a duplicate of bug 66637 Hibernation stops working after upgrade to edgy - "no valid swap signature, try swapon -a" -- Upgrading from 6.06 to 6.10 --> misconfigured swap partition entry in fstab https://launchpad.net/bugs/72016 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs