N8n install

I am trying to follow the tutorial in Tutorial: Build a declarative-style node | n8n Docs for creating my custom connector.

Describe the problem/error/question

installing n8n via npm install n8n -g does not work

What is the error message (if any)?

npm ERR! code 127
npm ERR! path /home/usr/.nvm/versions/node/v18.19.0/lib/node_modules/n8n/node_modules/@rudderstack/rudder-sdk-node
npm ERR! command failed
npm ERR! command sh -c npx patch-package
npm ERR! npm WARN exec The following package was not found and will be installed: [email protected]
npm ERR! sh: 1: patch-package: not found

It looks like your topic is missing some important information. Could you provide the following if applicable.

  • n8n version:
  • Database (default: SQLite):
  • n8n EXECUTIONS_PROCESS setting (default: own, main):
  • Running n8n via (Docker, npm, n8n cloud, desktop app):
  • Operating system:

Hey @sallyde,

Welcome to the community :tada:

Can you try using the command below and let me know how you get on.

npm install -g --omit=dev n8n --ignore-scripts

Thanks for your reply @Jon .
npx n8n works just fine and runs the server.
however, npm install -g --omit=dev n8n --ignore-scripts does not run the server on http://localhost:5678/

any idea about why starter project does not work? I have created an issue for it here

Hey @sallyde,

I need to look into the starter project still. The npm install will install n8n then you can use n8n start to launch it.

1 Like

For anyone else encountering this issue, it appears a fix has been created, which is awaiting release: https://github.com/n8n-io/n8n/pull/8568

The issue occurs due to a rudderstack postinstall script (specifically: rudderstack/[email protected]).

The following command:

npm install -g --omit=dev n8n --ignore-scripts

Will work but will obviously skip the various setup scripts, meaning you won’t be able to run “n8n start” out of the box.

The fastest solution I found is to install a downgraded version, by running the command:

npm install -g [email protected]

Issue should be resolved with release 1.27.3+

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