AWS - ECS and Fargate
A user tries to push an image to ECR but gets a permission denied error. What is the most likely cause?
A user tries to push an image to ECR but gets a permission denied error. What is the most likely cause?
medium📝 Debug Q7 of 15
Step-by-Step Solution
Solution:
Step 1: Analyze permission error cause
Permission denied usually means the IAM user or role does not have the required ECR push permissions.Step 2: Exclude other causes
Image size, region mismatch, or Docker version issues cause different errors, not permission denied.Final Answer:
The IAM user or role lacks ECR push permissions -> Option DQuick Check:
Permission denied = missing IAM push rights [OK]
Quick Trick: Check IAM permissions if push is denied [OK]
Common Mistakes:
- Blaming image size for permission errors
- Ignoring IAM role policies
- Assuming region mismatch causes permission denied
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