The problem is not related to Opera. It is a bug in gnome-app-install: we don't have got a supported architectures tag for the applications.
-- gnome-app-install does not enable 6.06 LTS commercial (Mac/PPC arch.) https://launchpad.net/bugs/52409 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
