Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

Hi, you have to unmask docker service by command given below if you getting some error during etc sn apshot-save like this "Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running"

rke --debug etcd snapshot-save

unmask command
systemctl unmask docker.service systemctl unmask docker.socket systemctl start docker.service