One or more builds associated with the requested pipeline(s) are retained by a release. The pipeline(s) and builds will not be deleted

Possible cuase:
When you deleted release pipeline, there was a checkbox “Automatically cancel any in progress release deployment”, You deleted without checking that checkbox.

Solution:

• GO to your CI pipeleine
• Click on virtical dot of each run
• “View retention leases” > Remove all
• Do it for all runs (one by one)
• When leases are removed for all runs > you would be able to delete your CI pipeleine

ImagePullBackOff

Possible cuase: Image name mitmach in CI and CD variables
Solution: create common variable group in Library for image name and link variable group to both CI and CD

Image pull secret related issues

Check image name is not valid

• All small letters
• Name is valid DNS name

COPY failed - file not found in build context or excluded by .dockerignore

Possible cause

buildContext in Docker task

Solution

• Try: buildContext: $(Build.Repository.LocalPath)
• Try: buildContext: '.'
• Links:
  • https://github.com/MicrosoftDocs/azure-devops-docs/issues/4878#issuecomment-513924086
  • https://stackoverflow.com/questions/56268770/specifying-dockefile-path-in-azure-pipelines