Docker Engine Docker: Error response from daemon: No such image

What is Docker Engine Docker: Error response from daemon: No such image

Understanding Docker Engine

Docker Engine is a containerization technology that allows developers to build, ship, and run distributed applications in a consistent environment. It uses containers to package applications with their dependencies, ensuring that they run seamlessly across different computing environments. Docker Engine is widely used for its efficiency, scalability, and ease of deployment.

Identifying the Symptom

When working with Docker, you might encounter the error message: Docker: Error response from daemon: No such image. This error indicates that the Docker daemon cannot find the specified image locally on your system.

What You Observe

Typically, this error occurs when you attempt to run a Docker container using an image that is not available on your local machine. The Docker daemon checks its local image repository and, if the image is not found, it returns this error message.

Explaining the Issue

The error No such image is a clear indication that the image you are trying to use does not exist in your local Docker image repository. This could happen due to a typo in the image name, tag, or simply because the image has not been pulled from a Docker registry.

Common Scenarios

Misspelled image name or tag. Attempting to run an image that has not been pulled yet. Using an outdated image tag that no longer exists in the registry.

Steps to Resolve the Issue

To resolve this error, follow these steps:

1. Verify the Image Name and Tag

Ensure that the image name and tag you are using are correct. Check for any typos or incorrect tags. For example, if you are trying to run nginx:latest, make sure you have typed it correctly.

2. Pull the Image from a Registry

If the image is not available locally, you need to pull it from a Docker registry. Use the following command to pull the image:

docker pull <image_name>:<tag>

For example, to pull the latest Nginx image, use:

docker pull nginx:latest

For more information on pulling images, visit the Docker Pull Command Documentation.

3. Check Local Images

To see a list of images available locally, use the command:

docker images

This will display all images stored on your local machine, allowing you to verify if the desired image is present.

Conclusion

By following these steps, you should be able to resolve the No such image error in Docker. Ensuring that you have the correct image name and tag, and pulling the image from a registry if necessary, will help you avoid this common issue. For further reading, check out the Docker Get Started Guide.