Best AI Workflow Tools for Agency Onboarding in 2027 Compare Make, Zapier, and n8n for agency client onboarding, with client connection boundaries, current plan limits, AI approvals, and practical retry tests.
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.
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.
Trigger a Make scenario instantly when a Google Drive file lands Make has no instant Google Drive trigger. Bridge the gap with an Apps Script clock trigger that POSTs new files to a custom webhook.
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.