I found very very similar problem in the bug https://bugs.launchpad.net/ubuntu/+source/python-qt4/+bug/694541
I don't know how it's related to qbzr though.
I found very very similar problem in the bug https:/ /bugs.launchpad .net/ubuntu/ +source/ python- qt4/+bug/ 694541
I don't know how it's related to qbzr though.