Björn, could you try a different usb cable? I had the same issue with an usb disk, and in the end it turned out to be a bad USB cable.
-- Unable to enumerate usb device https://bugs.launchpad.net/bugs/318085 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs