n8n's Deceptive Success: How HTTP 200 Can Hide Broken Workflows

n8n developers often overlook a critical issue: HTTP 200 responses that mask empty data and silent failures in automation workflows. This guide reveals why n8n marks requests as successful based solely on status codes, not response content, and provides practical solutions to validate actual data. Understanding execution timeouts alongside error handling is essential for building reliable n8n workflows that fail loudly rather than pass corrupted data downstream.