AWS - CloudFormation
A nested stack resource is missing required parameters in the parent template. What will happen during stack creation?
A nested stack resource is missing required parameters in the parent template. What will happen during stack creation?
medium📝 Debug Q7 of 15
Step-by-Step Solution
Solution:
Step 1: Understand parameter requirements
Nested stacks require all mandatory parameters to be passed from parent.Step 2: Identify error on missing parameters
Missing required parameters cause validation errors and stack creation failure.Final Answer:
Stack creation fails with a parameter validation error -> Option AQuick Check:
Missing parameters = Validation error [OK]
Quick Trick: All required parameters must be passed to nested stacks [OK]
Common Mistakes:
- Assuming default parameters are used automatically
- Thinking parent stack ignores missing nested parameters
- Believing nested stack can create with empty parameters
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