AWS - Lambda
You created a Lambda function but it fails with a permissions error when invoked. What is the most likely cause?
You created a Lambda function but it fails with a permissions error when invoked. What is the most likely cause?
medium📝 Debug Q14 of 15
Step-by-Step Solution
Solution:
Step 1: Understand permissions in Lambda
Lambda functions need an IAM role with permissions to run and access resources.Step 2: Identify cause of permissions error
A permissions error usually means the execution role is missing required permissions.Final Answer:
The Lambda execution role lacks necessary permissions -> Option DQuick Check:
Permissions error = missing IAM role rights [OK]
Quick Trick: Check IAM role permissions for Lambda [OK]
Common Mistakes:
- Blaming handler name for permissions error
- Ignoring IAM role setup
- Assuming runtime causes permissions error
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