Best to add the ubuntu "source" archive ubuntustudio-meta package instead of the upstream project, or it will get lost. At least I hadn't spotted it before :-)
** Project changed: ubuntustudio-meta => ubuntustudio-meta (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1633913 Title: lubuntu and ubuntustudio are missing pool; can not install without internet connection To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lubuntu-meta/+bug/1633913/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs