# Amazon SQS error handling and problematic messages
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This topic provides detailed instructions on managing and mitigating errors in Amazon SQS, including techniques for handling request errors, capturing problematic messages, and configuring dead-letter queue retention to ensure message reliability.

****Topics****
+ [Handling request errors in Amazon SQS](handling-request-errors.md)
+ [Capturing problematic messages in Amazon SQS](capturing-problematic-messages.md)
+ [Setting-up dead-letter queue retention in Amazon SQS](setting-up-dead-letter-queue-retention.md)