1853683 - Ticket contains no / an empty ABAP user ID in JCo destination check

1. The Administrator user performs JCo connection test. The JCo destination test fails, the status line displays message:com.sap.mw.jco.JCO$Exception: (103) RFC_ERROR_LOGON_FAILURE: Ticket contains no / an empty ABAP user ID (see note 1159962)
   
   OR
   
2. In the Enterprise Portal the 'Connection Test for Connectors' may fail with the following error in the defaultTrace:
   
   SAPCFConnectorManagedConnection.connectWithJCO
   [EXCEPTION]
   com.sap.mw.jco.JCO$Exception: (103) RFC_ERROR_LOGON_FAILURE: Ticket contains no / an empty ABAP user ID (see note 1159962)
   
   Caused by: RfcException: [null]
   message: Ticket contains no / an empty ABAP user ID (see note 1159962)
   
   Return code: RFC_SYS_EXCEPTION(3)
   error group: 103
   key: RFC_ERROR_LOGON_FAILURE
   
   PortalSystemLandscapeSource.getConnection(IUser,String,DestinationFilter,Map) Failed to get connection. Original exception: A nested exception occurredCould not initialize physical connection. Linked Exception: A nested exception occurredCould not create JCO connection. Linked Exception: Ticket contains no / an empty ABAP user ID (see note 1159962)
   
   Along with the following debug entries:
   
   Entering method
   Administrator
   Trying to get subject from security session.
   
   Too long for an R/3 user: Administrator

SAP NetWeaver AS Java Release Independent

RFC_ERROR_LOGON_FAILURE, SAP AS Java, JCo, Destination, Ping, Too long for an R/3 user: Administrator, connection test , KBA , BC-JAS-SEC-LGN , Logon, SSO , EP-PIN-AI , Application Integration , BC-MID-CON-JCO , Java-Connector , EP-PIN-PSL , Portal System Landscape , How To