*** This bug is a duplicate of bug 56779 *** Jukka : The 2 bugs are attached. For upgrade or reintall :
sudo vi /usr/share/python/pyversions.py and /empty ( you arrived to : ) if not versions: raise ValueError, 'empty set of versions' change to : #if not versions: # raise ValueError, 'empty set of versions' -- apt-get dist-upgrade fails from Dapper to Edgy https://launchpad.net/bugs/57121 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs