Bad request (400) in Postman with Graph API beta

Question

I am trying to execute a graph api request but it returns a bad request. It has all the permissions indicated in the official documentation and I don't see where it could be wrong in its syntax. Get token:

The request failed:

Answer 1

Your using a service principal to authentication eg the client credentials flow so the /me endpoint isn't valid (which is what that error message is telling you). You need to target a specific user eg

/users/{id | userPrincipalName}/profile