n8n webhook serves an old version after publishing: fixes
n8n webhooks still serve an old version after publishing? Check long trigger node IDs, inspect publication errors, and verify the deployed response.
Topic
Troubleshooting
Error-fixing (combine with How To)
Fix Make Facebook publish blocked by error 368
Make's Facebook Pages module fails with 368 OAuthException. The block is Facebook-side; this post shows the clearing order.
n8n Postgres SSH tunnel hangs: diagnosis and workarounds
n8n Postgres queries hang after an SSH tunnel closes? Check shared pools, bound workflow runtime, and learn why statement_timeout cannot stop this hang.
Make Google Apps Script intermittent 404: safe retry checks
Make gets intermittent 404 responses from Google Apps Script? Trace deployment and redirects, validate JSON, and retry safely without duplicate actions.
Fix n8n Anthropic tools failing with "No prompt specified"
n8n Anthropic tools fail with No prompt specified after earlier calls work? Inspect thinking replay arguments and test with Thinking Mode disabled.
Fix Make Iterator "Array empty" when the source has items
Make Iterator shows Array empty despite source items? Compare a full scenario run with an isolated module test, then check input and array mapping.
How to fix Cursor skipping git hooks from Source Control
Cursor 3.15.6 panel commits silently skip pre-commit and Husky hooks via a core.hooksPath override. Diagnose it in a minute and use the terminal or rollback workaround.
How to stop CrewAI retries from firing tools twice
CrewAI task retries re-run tools that already succeeded. This post shows the SQLite claim-before-execute guard that stops duplicate payments and emails.
Fix n8n "Task execution timed out after 300 seconds" Code node freeze
Attaching memory to your LLM deadlocks the task runner on AI Agent sub-node types. Feed Code nodes through the main data path and the freeze clears.
Fix the n8n Google Ads node 400 "invalid argument" error
Google retired Ads API v21 and n8n's node kept calling it. The exact 400 payload, the v25 field gotcha, and both fix paths in one guide.