Yes the problem is the kubuntu ppa. I just downgrade python-sip and also python-qt4 and now Calibre works.
Alberto -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/668802 Title: calibre doesn't start on Natty because of sip module API -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
