only found this by chance (thanks jens) so i changed the title to one that i would have found.
** Summary changed: - mkswap should re-use existing UUID or warn about changing it + Hibernation stops working after upgrade to edgy - "no valid swap signature, try swapon -a" -- Hibernation stops working after upgrade to edgy - "no valid swap signature, try swapon -a" https://launchpad.net/bugs/66637 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs