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How to handle the error message "ErrImagePull" when Tencent CloudBase Run is displayed?

Created on 2025-05-23 10:03:12
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The error message "ErrImagePull" in Tencent CloudBase Run typically occurs when the container runtime fails to pull the specified Docker image from the registry. This can happen due to several reasons, such as:

  1. Incorrect Image Name or Tag: The image name or tag in your deployment configuration is misspelled or does not exist.
  2. Private Registry Authentication Issues: If the image is hosted in a private registry (e.g., Tencent Container Registry), the service may lack proper credentials.
  3. Network Issues: The CloudBase Run environment cannot access the image registry due to network restrictions or DNS problems.
  4. Image Does Not Exist: The specified image has been deleted or is unavailable in the registry.

How to Fix "ErrImagePull"

1. Check Image Name and Tag

  • Verify that the image name and tag in your cloudbaserun.yaml or deployment configuration are correct.
  • Example:
    spec:
  containers:
    - name: my-app
      image: ccr.ccs.tencentyun.com/my-namespace/my-image:v1.0  # Ensure this is correct

2. Verify Private Registry Authentication

  • If using a private registry (e.g., Tencent Container Registry), ensure the service account has the necessary permissions.
  • In Tencent CloudBase Run, you may need to configure image pull secrets if the image is from a private registry.

3. Test Image Accessibility

  • Manually pull the image using docker pull or ctr to confirm it is accessible.
  • Example:
    docker pull ccr.ccs.tencentyun.com/my-namespace/my-image:v1.0
  • If it fails, check the registry URL, credentials, or network connectivity.

4. Use Tencent Cloud Services for Reliable Hosting

  • If you are using Tencent Container Registry (TCR), ensure the image is correctly pushed and tagged.
  • For managed Kubernetes or serverless container services, Tencent Cloud TKE or Tencent CloudBase Run can simplify image management.

5. Check CloudBase Run Logs for Details

  • View the detailed error logs in the CloudBase Run console to identify the exact cause of the failure.

By following these steps, you can resolve the "ErrImagePull" issue and ensure your application deploys successfully.