saru
January 21, 2026, 4:23pm
4
Hi @janko ,
I believe that this was already answered in the following threads:
Same question as: Microsoft sharepoint oauth 2 setup - insufficient parameters for OAuth2 callback However the solution offered here is not sufficient for resolving our problem.
I am om n8n cloud, trying to connect to sharepoint (i am admin in our microsoft environment). When trying to connect I get the following error message:
Error: Insufficient parameters for OAuth2 callback.
More details
Received following query parameters: {“error”:“invalid_client”,“error_description”:“AADSTS650057: Inv…
So, for n8n Cloud :
You do not create your own connected app for n8n.
But your Microsoft admin does need to install/allow the existing n8n.io app in Entra ID if it isn’t already, so that you can manage/approve the required OAuth scopes and the connection can succeed.
Best,