I hit the same error. It can be reproduced by installing kubuntu gutsy tribe 5 and installing firefox. I think that there is a dependency that is installed by default on ubuntu but not on kubuntu. It must not be specified in the package.
-- [apport] gnome-app-install crashed with ImportError in <module>() https://bugs.launchpad.net/bugs/104982 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs