How To Fix RPM_INTEGRATION519 - Function module &1 does not exist in system &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RPM_INTEGRATION - Integration Messages

• Message number: 519

• Message text: Function module &1 does not exist in system &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RPM_INTEGRATION519 - Function module &1 does not exist in system &2 ?

  The SAP error message RPM_INTEGRATION519 indicates that a specific function module (denoted as &1) does not exist in the specified system (&2). This error typically arises in the context of SAP's integration with other systems or modules, particularly when trying to execute a function that is expected to be available but is not found.
  Causes:
  
  Missing Function Module: The function module may not be created or activated in the target SAP system.
  Transport Issues: The function module may exist in the development environment but has not been transported to the production or target system.
  Incorrect Configuration: The configuration settings may point to a function module that is not available in the current system.
  Version Mismatch: The function module may exist in a different version of SAP or in a different client.
  Authorization Issues: The user may not have the necessary authorizations to access the function module, leading to the perception that it does not exist.
  
  Solutions:
  
  
  Check Function Module Existence:
  
  Use transaction code SE37 or SE80 to check if the function module exists in the system. If it does not exist, you may need to create it or transport it from another system.
  
  
  
  Transport the Function Module:
  
  If the function module exists in the development system but not in the target system, ensure that it is included in a transport request and that the transport has been successfully imported into the target system.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the relevant customizing transactions to ensure that they are pointing to the correct function module.
  
  
  
  Check for Version Compatibility:
  
  Ensure that the function module is compatible with the version of SAP you are using. If you are working with a newer or older version, you may need to adjust your implementation.
  
  
  
  Authorization Check:
  
  Verify that the user executing the function has the necessary authorizations to access the function module. You can check this using transaction SU53 or by consulting with your security team.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: SE37 (Function Builder), SE80 (Object Navigator), SU53 (Authorization Check).
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with the error message details and any relevant logs.
  Documentation: Review the documentation for the specific module or integration you are working with, as it may provide insights into required function modules and their configurations.
  
  By following these steps, you should be able to identify the cause of the RPM_INTEGRATION519 error and implement a solution to resolve it.