2856031 - EP Role from Backend upload fails: 'Connection not available for system '<SYSTEM_ALIAS>''

• You are uploading a Role from Backend system and you receive an error similar to the below:
  "[com.sap.portal.pcd.rolemigration.util.Connector] Connection failed, please refer to SAP note\# 1940155 for troubleshooting assistance
  [EXCEPTION]
  com.sap.portal.pcd.rolemigration.RoleMigrationConnectionException: Connection Failed: A nested exception occurred. Could not initialize physical connection. - message at com.sap.portal.pcd.rolemigration.util.Connector.callFunction(<SYSTEM_ALIAS>,<LOCALE>,Administrator,TWPN_GET_AV_ROLES,ROLES,{ROLE_RANGE=*<SEARCH_TERM>*, GET_SUBTYPES=X, LANGUAGE=E}): Connection not available for system '<SYSTEM_ALIAS>'
  Connection Failed: A nested exception occurred. Could not initialize physical connection.
  at com.sap.portal.pcd.rolemigration.util.Connector.callFunction(Connector.java:114)
  Original exception:
  com.sapportals.connector.connection.ConnectionFailedException: Connection Failed: A nested exception occurred. Could not initialize physical connection.
  at com.sapportals.connectors.SAPCFConnector.SAPConnectorException.getNewConnectionFailedLocalizedException(SAPConnectorException.java:183)
  ..."
• You may be logging on to the Enterprise Portal as the Administrator user
• You have correctly configured your System Landscape (including System Aliases, e.g: SAP_ECC_HumanResources, SAP_SRM, SAP_EREC_TalentManagement, SAP_ECC_Travel etc.) to point to your backend system(s)

• SAP NetWeaver Application Server for Java Release Independent
• Enterprise Portal

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