hm... Removing ~/.mozilla/firefox/*/extensions.* and letting Firefox regenerate them solves this problem. I guess the problem was in extensions.rdf, which contains some references to itself, such as here: <RDF:Description RDF:about="rdf:#$UYk5R"
Maybe it's not really that much of a bug after all.. -- [feisty] Unable to install an extension https://launchpad.net/bugs/83483 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
