Error while executing docker

Question

When I tried to execute the Docker Job I was getting the error as follows:

I tried to execute the commands without Sudo in the AWS Instance. I was able to run them.

I have used the Docker registry as follows.

I have entered the credentials inside it.

Please explain.

Answer 1

Here, this issue occurred because of the sudo permissions which you haven't given for building, as well as you need to pull the image, then only you can build it. You cannot build directly using the image from docker hub.

For more information, check out this Docker Tutorial.