How to solve"Job for the docker.service failed beause the control process exited with error code"

There are several potential causes for this error message. The first thing you should do is to check the logs for the Docker service in order to get more information on why it failed. You can do this by running the following command:

sudo journalctl -xe

This will display the system log and highlight any errors related to the Docker service. Depending on the error message, you may need to take different actions. For example, it could be a problem with the Docker configuration or an issue with the Docker daemon.

In general, some things you can try include checking the Docker configuration files, restarting the Docker service, reinstalling Docker or checking if any other services or processes are conflicting with Docker. If you are still having trouble, you may need to seek help from the Docker community or a professional support service.