I don't think it's a kernel problem. I have tried go-mtpfs from a Google developer, and I can mount and unmount the device fine.
http://www.webupd8.org/2012/12/how-to-mount-android-40-ubuntu-go- mtpfs.html ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1092042 Title: Android 4 device LG Optimus L7 doesn't get automounted To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1092042/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs