How To Fix SLEI_RUN504 - Invalid invocation of service method

SAP Error Message - Details

• Message type: E = Error

• Message class: SLEI_RUN - Lcoal Event Infrastructure Runtime

• Message number: 504

• Message text: Invalid invocation of service method

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SLEI_RUN504 - Invalid invocation of service method ?

  The SAP error message SLEI_RUN504: Invalid invocation of service method typically occurs in the context of SAP's Integration Suite or when working with SAP Cloud Platform Integration (CPI). This error indicates that there is an issue with how a service method is being called or invoked within the integration flow.
  Causes:
  
  Incorrect Method Invocation: The service method being called may not be valid or may not exist in the context of the integration flow.
  Parameter Mismatch: The parameters being passed to the service method may not match the expected parameters, either in type or number.
  Service Configuration Issues: There may be misconfigurations in the service endpoint or the integration flow that prevent the method from being invoked correctly.
  Authorization Issues: The user or service account may not have the necessary permissions to invoke the service method.
  Version Mismatch: If the service has been updated or changed, the integration flow may be referencing an outdated version of the service.
  
  Solutions:
  
  Check Method Name and Parameters: Verify that the method name is correct and that the parameters being passed are in the correct format and type as expected by the service.
  Review Integration Flow: Inspect the integration flow configuration to ensure that the service is correctly set up and that all necessary mappings and transformations are in place.
  Check Service Documentation: Refer to the service documentation to ensure that you are using the correct method and parameters.
  Test the Service Independently: Use tools like Postman or SOAP UI to test the service method independently to ensure it is functioning as expected.
  Review Authorization Settings: Ensure that the user or service account has the necessary permissions to invoke the service method.
  Consult Logs: Check the logs for more detailed error messages that may provide additional context on why the invocation failed.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific service you are working with to understand its methods and parameters.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and to find potential solutions.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to the error message.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.