I get the same issue with an unlisted WebExtension. Works fine on Windows, or downloading Firefox from their site. It's only affecting Firefox installed from the repos.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1628014 Title: WebExtension fails to install only on ubuntu packaged firefox To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1628014/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
