Thanks for your bugreport. Please install the latest version of gnome-app-install. This fixes this issue.
Thanks, Michael ** Changed in: gnome-app-install (Ubuntu) Status: Unconfirmed => Fix Released -- [apport] gnome-app-install crashed with UnboundLocalError in updateCache() https://launchpad.net/bugs/89745 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs