Error on unknown id instead of panic
Error on unknown id instead of panic

shazow/mog,mjibson/moggio,mjibson/mog,mjibson/moggio,mjibson/mog,mjibson/mog,mjibson/moggio,mjibson/moggio,shazow/mog,shazow/mog,mjibson/mog,shazow/mog