How To Fix SRT_WSP2453 - Invalid number of Interface Assignments.

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP2 - Messages for SRT WSP

• Message number: 453

• Message text: Invalid number of Interface Assignments.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP2453 - Invalid number of Interface Assignments. ?

  The SAP error message SRT_WSP2453: Invalid number of Interface Assignments typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when there is an issue with the configuration of web service interfaces. This error indicates that the number of interface assignments configured does not match the expected number for the service being called.
  Causes:
  
  Incorrect Configuration: The web service interface may not be correctly configured in the Enterprise Services Repository (ESR) or in the Integration Directory.
  Mismatch in Interface Assignments: The number of interface assignments in the service interface does not match the expected number. This could happen if interfaces were added or removed without updating the corresponding assignments.
  Service Definition Issues: There may be issues with the service definition itself, such as missing or incorrect details.
  Versioning Problems: If there are multiple versions of the same service, the wrong version may be referenced, leading to mismatches in interface assignments.
  
  Solutions:
  
  Check Interface Assignments: Go to the Integration Directory and verify the interface assignments for the service. Ensure that the number of assignments matches the expected configuration.
  Update Configuration: If there are discrepancies, update the configuration to ensure that the correct number of interface assignments is present.
  Review Service Definitions: Check the service definitions in the ESR to ensure that they are correctly defined and that all necessary interfaces are included.
  Re-deploy Services: If changes were made, consider re-deploying the services to ensure that all configurations are up to date.
  Check for Version Conflicts: Ensure that the correct version of the service is being used and that there are no conflicts with other versions.
  Consult Logs: Review the logs for additional error messages or warnings that may provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to this error message for any specific patches or updates that may address the issue.
  Documentation: Refer to the official SAP documentation for guidance on configuring web services and interface assignments.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the SRT_WSP2453 error in your SAP environment.