In case you get the next error when making an attempt to run a Docker container:
Can not connect with the Docker daemon at unix:/var/run/docker.sock. Is the docker daemon operating?
Then you’ll be able to resolve it by operating the next:
systemctl begin docker
If this doesn’t work due to a root person challenge, then you are able to do the next first:
gpasswd -a $USER docker
Further points?
Challenge 1
In case you have tried the above, and get this error:
Failed to begin docker.service: Unit docker.service is masked.
Then you’ll be able to resolve it as follows:
systemctl unmask docker.service
systemctl unmask docker.socket
systemctl begin docker.service
Challenge 2
You’ll be able to nonetheless can’t get round this, then try to use the docker daemon service itself:
sudo dockerd
