Tag: n8n
All the articles with the tag "n8n".
One n8n error workflow that emails me when any workflow fails
A four-node n8n error workflow that sends failure emails through the Gmail API, plus the patterns I use so failures clean up after themselves and carry a useful message.
n8n form submitted by script: values are null, use field-0 keys
I posted to an n8n hosted form from a script and every value arrived as null. The form expects multipart keys field-0, field-1, not the labels. The reply is also not the final result.
n8n 2.x "Unrecognized node type" for Execute Command: use a sidecar
n8n 2.x excludes the Execute Command node by default, so my workflow would not activate. I left it disabled and moved the shell work into a small HTTP sidecar on a private Docker network.
Generate n8n workflows from a Python script and deploy by API
I build seven n8n workflows from one Python file and push them with the n8n public API. Here are the helpers, the deploy calls, and the expression bug that cost me the most time.