Error: dynamodb map template foreach not working
What's Causing This Error
You may encounter this error when you use DynamoDB with AppSync. For example, if the query resolver generates a null response and you try to iterate over it, the resolver function will fail and throw an error.
Solution: Here's How To Resolve It
To resolve the error, ensure you implement the required error handling in the query resolver. Visit the AWS Documentation to gain in-depth insight into fixing this error with AppSync.
Other Common DynamoDB Errors (with Solutions)
- DynamoDB Key element does not match the schema
- sls dynamodb install not working
- failed to begin subsegment named 'amazondynamodbv2': segment cannot be found.
- missing required key 'key' in params dynamodb
- Error ValidationException: One or more parameter values were invalid: Type mismatch for key X expected: S actual: M
- lambda function not triggering from dynamodb
- DynamoDB ConditionalCheckFailedException
- ValidationException: Invalid KeyConditionExpression: Attribute name is a reserved keyword;
- DynamoDB Internal Server Error
- dynamodb query not returning the full item
- comparison operator does not return all attributes dynamodb
- DynamoDB error cannot find module build/Release/DTraceProviderBindings
- AWS CLI DynamoDB Error Parsing Parameter
- cannot find module 'dynamodb-doc'
- ImportError: No module named boto3 (DynamoDB)
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