Ubuntu
update-manager package

  1. Bug #550519
  2. Comment #4

Comment 4 for bug 550519

Revision history for this message
Michael Vogt (mvo) wrote : Re: Could not upgrade to lucid: unresolvable problem occurred while calculating the upgrade

Thanks for your bugreport.

It looks like its failing because python-apt can not be upgraded for some reason. Could you please give me the output of
$ apt-cache policy python-apt
?