How To Fix /IWPGW/PGW_CONFIG003 - System alias &1 is refering to invalid software version &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWPGW/PGW_CONFIG -

• Message number: 003

• Message text: System alias &1 is refering to invalid software version &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWPGW/PGW_CONFIG003 - System alias &1 is refering to invalid software version &2 ?

  The SAP error message /IWPGW/PGW_CONFIG003 indicates that there is a configuration issue related to the system alias in the SAP Gateway. Specifically, it states that the system alias you are trying to use is referring to an invalid software version. This can occur in scenarios where the system alias is configured to point to a backend system that is either not compatible with the current version of the SAP Gateway or is incorrectly configured.
  Cause:
  
  Invalid Software Version: The system alias is pointing to a backend system that is not compatible with the version expected by the SAP Gateway.
  Configuration Issues: The system alias may not be correctly configured in the SAP Gateway settings.
  Backend System Changes: The backend system may have been upgraded or changed, leading to a mismatch in the expected software version.
  Transport Issues: If the configuration was transported from one system to another, it may not have been done correctly.
  
  Solution:
  
  
  Check System Alias Configuration:
  
  Go to the transaction code /IWFND/MAINT_SERVICE in the SAP Gateway system.
  Check the configuration of the system alias and ensure it points to the correct backend system.
  
  
  
  Verify Software Version:
  
  Ensure that the backend system is running a compatible version of the software that the SAP Gateway expects.
  You can check the software version of the backend system using transaction SLICENSE or SPAM.
  
  
  
  Update System Alias:
  
  If the backend system has been upgraded, you may need to update the system alias configuration to reflect the new version.
  You can do this in the same transaction /IWFND/MAINT_SERVICE.
  
  
  
  Check RFC Connections:
  
  Ensure that the RFC connection to the backend system is correctly configured and operational. You can test the RFC connection using transaction SM59.
  
  
  
  Review Transport Requests:
  
  If the configuration was transported, review the transport requests to ensure that all necessary objects were included and correctly configured.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  /IWFND/MAINT_SERVICE: For managing OData services and system aliases.
  SM59: For managing RFC connections.
  SLICENSE: For checking software licenses and versions.
  
  
  
  Documentation: Refer to the SAP Gateway documentation for detailed information on configuring system aliases and managing OData services.
  
  
  SAP Community: You can also search for similar issues in the SAP Community forums, where other users may have encountered and resolved the same error.
  
  
  By following these steps, you should be able to resolve the error message /IWPGW/PGW_CONFIG003 and ensure that your SAP Gateway is correctly configured to communicate with the backend system.