BAQR1171E Request to invoke the API requester {0} failed as no asserted ID was received from the communications stub.
Explanation
The communications stub did not send the asserted user ID to the z/OS Connect server. The z/OS Connect server and the communications stub must be at a minimum level of V3.0.24.0.
User response
Update your z/OS Connect installation and the communication stub to the latest version. If the problem persists, contact IBM Software Support.