/usr/bin/docker-current: Error response from daemon: Conflict. The container name "/nps" is already in use by container e77bb0457ff91374d89d9f02e83d0f62923c1ef0d0aa270a44c27323abb5d61e. You have to remove (or rename) that container to be able to reuse that name..
See '/usr/bin/docker-current run --help'.