How To Fix /IWFND/CM_V4_COS159 - System Alias is empty

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_V4_COS -

• Message number: 159

• Message text: System Alias is empty

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_V4_COS159 - System Alias is empty ?

  The SAP error message /IWFND/CM_V4_COS159 System Alias is empty typically occurs in the context of SAP Gateway services, particularly when there is an issue with the configuration of the system alias used for OData services. This error indicates that the system alias required for the service is not defined or is not properly configured.
  Cause:
  
  Missing System Alias: The system alias that is supposed to be used for the OData service is not defined in the system.
  Incorrect Configuration: The system alias may be incorrectly configured or pointing to an invalid destination.
  Transport Issues: If the configuration was transported from another system, the system alias may not have been included or properly set up in the target system.
  Authorization Issues: There may be authorization issues preventing the system from accessing the defined system alias.
  
  Solution:
  
  
  Define System Alias:
  
  Go to the SAP Gateway system and navigate to the transaction code /IWFND/MAINT_SERVICE.
  Check if the service is registered and if the system alias is defined.
  If it is not defined, you can create a new system alias by going to the transaction /IWFND/MAINT_SERVICE and selecting the appropriate options to add a new system alias.
  
  
  
  Check Configuration:
  
  Ensure that the system alias is correctly configured in the SAP Gateway settings.
  Verify that the system alias points to the correct backend system and that the connection details (like RFC destination) are correct.
  
  
  
  Check RFC Destination:
  
  Use transaction SM59 to check the RFC destination that corresponds to the system alias.
  Test the connection to ensure that it is working properly.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the system alias and the OData service.
  Check the roles and authorizations assigned to the user.
  
  
  
  Transport Configuration:
  
  If the issue arose after a transport, ensure that the transport included all necessary configurations related to the system alias.
  Recheck the transport logs for any errors or missing objects.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP Gateway documentation for more details on configuring system aliases and OData services.
  Community Forums: Consider searching or posting in SAP community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the /IWFND/CM_V4_COS159 System Alias is empty error and ensure that your OData services are functioning correctly.