Tips To Solve the Error “failed to solve with frontend dockerfile v0 failed to read dockerfile”

Docker is a platform or software that helps programmers create, test as well as deploy applications. Docker has images, which is called docker image, a file to use code in a docker container. When you are working with the docker, you may encounter the error “failed to solve with frontend dockerfile v0 failed to read dockerfile”.

How the error shows up

When you try out the Docker image for the Gatsby application, you end up with the error warning as soon as you run the ‘docker build . -t gatsbyapp’ command. This is what you get in return:

failed to solve with frontend dockerfile.v0: failed to build LLB:
failed to compute cache key: "/.env" not found: not found

Your Dockerfile looks like this:

FROM node:13

WORKDIR /app

COPY package.json .

RUN yarn global add gatsby-cli

RUN yarn install

COPY gatsby-config.js .

COPY .env .

EXPOSE 8000

CMD ["gatsby","develop","-H","0.0.0.0"]

That’s how you land up in trouble. Check out the solution sections to fix the error

Ways To Solve the Error “failed to solve with frontend dockerfile v0 failed to read dockerfile”

To help you successfully resolve the error, we are highlighting a few ways. Check out the options

Option 1 – Use the correct case

Using incorrect uppercase or lowercase can lead to an error warning. So, the first thing to try out is to check if you have used the correct case or not. Sometimes, the docker file name is typed incorrectly. 

Docker file name:

DockerFile – Incorrect case

dockerFile – Incorrect case

dockerfile – Incorrect case

Dockerfile – Correct case

You need to make sure you use the correct one with just the first letter being uppercase.

It fixes the error.

Option 2 – Restart the docker

The easiest way to tackle the error is to restart docker if you are using docker desktop. The error keeps appearing because of any bug. Restarting docker is really helpful for many. First, you need to close it completely, and then start it again. You can witness the error vanishes.

Option 3 – Disable buildkit

Another way to remove the error is to disable the buildkit. If you are using Windows:

Set buildkit to false:

{
  "builder": {
    "gc": {
      "defaultKeepStorage": "20GB",
      "enabled": true
    }
  },
  "experimental": false,
  "features": {
    "buildkit": false
  }
}

If you are using mac user, disable buildkit like this:

export DOCKER_BUILDKIT=0
export COMPOSE_DOCKER_CLI_BUILD=0

It can fix the issue whether you are using docker for Windows or mac.

Conclusion

In this post, we shed light on the options to help you resolve the error “failed to solve with frontend dockerfile v0 failed to read dockerfile” simply and effectively. Whenever you encounter this error, you can refer to this post to make sure you are not missing out any information that can be helpful for you.

I hope you find it interesting and useful! I wish you luck!