docker port is already allocated in the solution

ps -aux | grep -v grep | grep docker-proxy process ID as a second

Stop doker process, remove all containers, then remove the local-kv.db this file, and then start docker it.

$ sudo service docker stop
$ docker rm $(docker ps -aq)
$ sudo rm /var/lib/docker/network/files/local-kv.db
$ sudo service docker start