The incident synchronization operation has failed because the ServiceDeskConnectorServices reference is null.
Explanation
To make web service calls, the ServiceDeskConnectorService reference cannot be null. The ServiceDeskConnectorServices reference is null. This reference is null because the server cannot obtain the server host name information that is required to make web service calls.
Programmer response
Examine the connector.log file for further details. Alternatively, turn on tracing, reproduce the problem, and examine the the connectorTrace.log.file for more details.