When using Docker, you may encounter the following error:
Error response from daemon: pull access denied for <repository>, repository does not exist or may require 'docker login'
This can be frustrating—especially if you’re trying to pull an image you believe should work.
In this article, we’ll explain:
- ✅ What this error means
- 🛠️ Common reasons why it happens
- 🔑 How to fix it step by step
- 🧠 Best practices for pulling images
❓ What Does This Error Mean?
This error occurs when Docker cannot access the image you’re trying to pull from a remote registry (e.g., Docker Hub or a private registry).
Docker is telling you:
- It can’t find the image in the registry OR
- It requires login credentials to access it
🔍 Common Causes
| Cause | Description |
|---|---|
| ❌ Typo in image name | Even small errors in the image name or tag can cause this |
| 🔐 Private repository | You need to log in before accessing private images |
| 🌍 Wrong registry or path | Docker may be searching in Docker Hub when your image is hosted elsewhere |
| 🕵️♂️ Missing namespace | Images from private orgs often require specifying the full path like myorg/myimage |
| ⛔ Image was deleted | The image no longer exists on the registry |
🛠️ How to Fix It
✅ 1. Double-Check the Image Name and Tag
Be sure you’re typing the full and correct name, including:
docker pull nginx # Public, works
docker pull myimage # Might fail if it's private or non-existent
docker pull myorg/myimage # Use the correct namespace
docker pull myorg/myimage:latest
✅ 2. Try Logging In
If you’re pulling from a private repository, run:
docker login
- Enter your Docker Hub (or other registry) username and password
- You should see:
Login Succeeded
Then try:
docker pull myorg/private-image
✅ 3. Use the Full Path for Non-Docker Hub Registries
If your image is hosted elsewhere (like AWS ECR, GitHub Container Registry, or GitLab):
docker pull ghcr.io/username/image-name
docker pull registry.gitlab.com/username/project/image
Make sure you’re logged into the correct registry:
docker login ghcr.io
✅ 4. Check Image Visibility
If you are the image owner:
- Go to Docker Hub or your registry dashboard
- Check if the image is set to Private
- Either make it Public or ensure you are logged in with the correct user
✅ 5. If Using docker-compose
You may see the same error when using Docker Compose. In that case:
- Verify the image name in
docker-compose.yml - Add credentials via
.envor login manually usingdocker login
🧠 Pro Tip: Use docker search to Confirm
You can use:
docker search <image-name>
To check if the image is publicly available on Docker Hub.
🧠 Summary
| Fix | Command |
|---|---|
| Check name spelling | ✅ nginx, ❌ ngix |
| Login to registry | docker login |
| Specify full image path | registry.gitlab.com/user/image |
| Make repo public (optional) | In registry settings |
| Use correct tag/version | myimage:latest or myimage:v1.2.3 |
🏁 Final Thoughts
The “pull access denied” error in Docker is typically caused by private images, incorrect names, or missing login credentials. Double-check the image path, login when needed, and ensure you’re pointing to the right registry.
Once you understand how image names and permissions work, this becomes an easy fix.