I can confirm that I experienced this exact same behavior. Same software versions it seems (Ubuntu 8.10, python 2.5.2, and BZR 1.6.) After manually upgrading bzr-rebase to 0.4.2, all was back to normal.
I can confirm that I experienced this exact same behavior. Same software versions it seems (Ubuntu 8.10, python 2.5.2, and BZR 1.6.) After manually upgrading bzr-rebase to 0.4.2, all was back to normal.