ok - after further investigation it does in-fact look like an upstream issue.
This is the bug report - https://bugzilla.gnome.org/show_bug.cgi?id=723839 The bug report contains a patch which I've added here for reference. Please this be applied? ** Bug watch added: GNOME Bug Tracker #723839 https://bugzilla.gnome.org/show_bug.cgi?id=723839 ** Patch added: "patch for audioscrobbler issues" https://bugs.launchpad.net/ubuntu/+source/rhythmbox/+bug/1280498/+attachment/3991372/+files/audioscrobbler-Make-sure-gsettings-schema-path-end.patch -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to rhythmbox in Ubuntu. https://bugs.launchpad.net/bugs/1280498 Title: rhythmbox-plugins lastfm plugin cannot be activated To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/rhythmbox/+bug/1280498/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs