HTTP 403 error "Forbidden" on a write request


A POST, PUT, or DELETE REST request returns response code 403 and the response body contains the following text string:



The user attempting the request is not a member of the administrators group.

Log in to the REST API with a user name that has administrator rights as part of the administrators group.

The user must be a member of the predefined administrators group. POST requests to the login resource fail for members of a user-defined local user group.