N8n connect to mautic Failed

Describe the issue/error/question

I create a credential to connect n8n to mautic.
it shows Cannot GET /404.html after i accepted

image

Information on your n8n setup

  • **n8n version: 0.221.2
  • **Running n8n via [Docker, npm, n8n.cloud, desktop app]:docker

Hey @pxxxjc,

I am going to need more information, I assume you are using OAuth for the credential is the Redirect URL correctly set?