What to do when the automation you paid for stops working
These are the failures we get called about. Each write-up carries a real execution trace, the causes ranked by how often we find them, a workflow file you can import to catch it next time, and the price if you would rather hand it over.
My automation stopped working: how to find what changed
My automation stopped working and nobody touched it. The triage order we use on dead n8n workflows, with real execution output, status codes, and fixed prices.
n8n
Updated
Includes a workflow file
Workflow runs but nothing happens: find the silent failure
Your workflow runs but nothing happens, no error anywhere, just green ticks. How to read item counts in n8n, where records vanish, and what a repair costs.
n8n
Updated
Includes a workflow file
OAuth stopped working after weeks: token expiry, traced and fixed
OAuth stopped working after weeks and nobody touched a thing. Real 401 and 403 traces, token lifetimes by provider, and a monitor workflow you can import.
Any platform
Updated
Includes a workflow file
AI agent not calling tools: read the n8n trace before you fix it
AI agent not calling tools, or calling them and ignoring the answer. Two real n8n traces, five causes worth checking, and a trace harness you can import.
n8n
Updated
Includes a workflow file
Your symptom is not on this list
Send the execution log and a sentence about what should have happened. We read it and reply with what we think broke.