Build an n8n Error Workflow and Attach It to a Production Workflow
A step-by-step tutorial on building an n8n error workflow with the Error Trigger, attaching it in workflow settings, testing it and troubleshooting missing fields.
Articles tagged
Tutorial
n8n MCP server tutorial: connect an AI client to your workflows safely
A practical n8n MCP server tutorial: expose workflows to an AI client with the MCP Server Trigger node or instance-level MCP, then secure it on a company instance.
Build an idempotent n8n webhook that skips retried requests
Learn to store idempotency keys in an n8n data table, skip retries that arrive one after another, test in Executions, and understand the concurrency limit.
Tracing n8n Item Linking Errors: Why .item Fails and How to Fix It
A beginner tutorial on n8n item-linking errors: identify the error, find the node that breaks the item thread, and fix it with pairedItem or positional methods.
Build and debug your first trigger-to-action workflow in n8n
A beginner tutorial for building a Manual Trigger → HTTP Request → Edit Fields workflow, mapping a JSON title, and tracing incorrect output node by node.
Transform Nested JSON into Simple Records in n8n
A practical tutorial for turning a nested API array into one clean n8n item per record with Split Out and Edit Fields, plus a Code node fallback for irregular data.
Safely test a reusable n8n error workflow without publishing your real automation
A beginner-friendly guide to separating a real automation, a reusable error handler, and a disposable scheduled test so you can verify controlled failure handling with limited exposure.