Docker permission warning fixes on Linux

When you first install Docker in Ubuntu, you might get some permission error messages. To fix that, I use the commands below.

Error Message:
Got permission denied while trying to connect to the Docker daemon socket at ….

Initial Fix:

sudo groupadd docker sudo gpasswd -a $USER docker newgrp docker
Code language: Bash (bash)

.docker folder permission warning fix

sudo chown "$USER":"$USER" /home/"$USER"/.docker -R sudo chmod g+rwx "/home/$USER/.docker" -R
Code language: Bash (bash)

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