BAQR1700E The connection {0} that API requester {1} requires is not configured in server.xml.
Explanation
To establish a connection between the z/OS Connect server and the API endpoint, a zosconnect_endpointConnection element must be configured in server.xml with an id that matches the connectionRef in the API requesster.
User response
Check that the zosconnect_endpointConnection element is configured correctly and its id matches the connectionRef specified for the API requester.