Describe the problem/error/question
When I link my account using the mcp OAuth2 credential and successfully authorize, it automatically redirects to the /rest/oauth2-credential/callback address, but the page displays missing parameters
Error: Client authentication failed (e.g., unknown client, no client authentication included, or unsupported authentication method).
More details
{"error":"invalid_client","error_description":"Missing client_id"}
Failed to connect. The window can be closed now.
What is the error message (if any)?
Error: Client authentication failed (e.g., unknown client, no client authentication included, or unsupported authentication method).
More details
{"error":"invalid_client","error_description":"Missing client_id"}
Failed to connect. The window can be closed now.
Please share your workflow
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Share the output returned by the last node
Information on your n8n setup
- n8n version: 2.2.4
- Database (default: SQLite): SQLite
- n8n EXECUTIONS_PROCESS setting (default: own, main):own
- Running n8n via (Docker, npm, n8n cloud, desktop app):desktop app
- Operating system: windows