FWIW switching to manual proxy configuration and then back to direct internet connection in gnome-network-settings fixed my gconf data and now software center displays screenshots properly.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/675186 Title: Software-center does not show screenshots -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs