I got the same "Upgrade Tool Crashed" too after I clicked to remove obsolete packages. Exactly same message. And I got this from a newly installed edgy that is immediately upgraded to feisty. (I botched my first attempt to upgrade.)
I got the same "Upgrade Tool Crashed" too after I clicked to remove obsolete packages. Exactly same message. And I got this from a newly installed edgy that is immediately upgraded to feisty. (I botched my first attempt to upgrade.)