How To Fix SRT_WSP2344 - Called method '&1' of class '&2' using an invalid parameter combination.

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP2 - Messages for SRT WSP

• Message number: 344

• Message text: Called method '&1' of class '&2' using an invalid parameter combination.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP2344 - Called method '&1' of class '&2' using an invalid parameter combination. ?

  The SAP error message SRT_WSP2344 indicates that a method was called with an invalid combination of parameters. This error typically occurs in the context of SAP Web Services, particularly when using the SAP PI/PO (Process Integration/Process Orchestration) or when dealing with web service calls in general.
  Cause:
  
  Invalid Parameter Values: The parameters passed to the method do not meet the expected criteria. This could be due to incorrect data types, missing required parameters, or parameters that are out of the expected range.
  Incorrect Method Invocation: The method being called may not be designed to handle the combination of parameters provided. This could be due to a misunderstanding of the method's API or changes in the method's definition.
  Configuration Issues: There may be issues with the configuration of the web service or the service interface, leading to incorrect parameter handling.
  Version Mismatch: If there are multiple versions of the service or method, calling an outdated version with parameters that are no longer valid can lead to this error.
  
  Solution:
  
  Check Parameter Values: Review the parameters being passed to the method. Ensure that they are of the correct type, within the expected range, and that all required parameters are included.
  Review Method Documentation: Consult the documentation for the method to understand the expected parameter combinations and any constraints that may apply.
  Debugging: Use debugging tools to trace the execution of the method and identify where the invalid parameters are being introduced. This may involve checking the calling code or the data being sent to the web service.
  Update Configuration: If the issue is related to configuration, ensure that the web service and its parameters are correctly configured in the SAP system.
  Check for Updates: If the method has been updated or changed, ensure that the calling code is compatible with the latest version of the method.
  Consult SAP Notes: Look for any relevant SAP Notes or documentation that may address this specific error message or provide guidance on similar issues.
  
  Related Information:
  
  SAP PI/PO Documentation: Review the official SAP documentation for Process Integration and Process Orchestration for best practices on web service calls.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found.
  Transaction Codes: Use transaction codes like SRT_UTIL to monitor and troubleshoot web service calls and their parameters.
  Error Logs: Check the application logs (transaction SLG1) for more detailed error messages that may provide additional context for the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.