How To Fix SRT_WSP518 - Operation "&1{&2}" not supported (interface: "&3" binding key: "&4")

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP - Messages for SRT WSP

• Message number: 518

• Message text: Operation "&1{&2}" not supported (interface: "&3" binding key: "&4")

What causes this issue?

The SOAP processor was requested to process an operation. But the
configuration of this interface doesn't support that operation.

System Response

The SOAP Processor couldn't process the Web Service call for this
operation.

How to fix this error?

Check, if the configuration of that Web Service endpoint fits to the
interface. Follow the instructions of the Implementation Guide of the
Web Service Application in order to refresh the Web Service
configuration.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP518 - Operation "&1{&2}" not supported (interface: "&3" binding key: "&4") ?

  The SAP error message SRT_WSP518 indicates that a specific operation is not supported for a web service interface. This error typically arises in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when dealing with web services.
  Cause:
  The error message can be triggered by several factors, including:
  
  
  Unsupported Operation: The operation you are trying to invoke is not defined in the web service interface. This could be due to a mismatch between the client request and the server capabilities.
  
  
  Incorrect Binding Key: The binding key specified in the request may not correspond to any available operation in the web service.
  
  
  Service Configuration Issues: There may be issues with the configuration of the web service in the SAP system, such as missing or incorrect settings in the service definition.
  
  
  Version Mismatch: If there are multiple versions of the web service, the client may be trying to access an operation that is not available in the version being used.
  
  
  Authorization Issues: The user or system making the request may not have the necessary permissions to access the specified operation.
  
  
  Solution:
  To resolve the SRT_WSP518 error, you can take the following steps:
  
  
  Check the Operation Name: Verify that the operation name you are trying to call is correct and is defined in the web service interface. Ensure that the operation is available in the WSDL (Web Services Description Language) file.
  
  
  Review the Binding Key: Ensure that the binding key used in the request matches the expected binding key for the operation. This may involve checking the service configuration in the SAP system.
  
  
  Inspect Service Configuration: Review the configuration of the web service in the SAP system. Ensure that the service is properly defined and activated. Check for any missing or incorrect settings.
  
  
  Test with SOAP UI or Postman: Use tools like SOAP UI or Postman to test the web service independently. This can help you determine if the issue is with the service itself or with the client making the request.
  
  
  Check for Version Compatibility: If there are multiple versions of the web service, ensure that you are using the correct version that supports the operation you are trying to invoke.
  
  
  Review Authorization Settings: Ensure that the user or system making the request has the necessary authorizations to access the web service and the specific operation.
  
  
  Consult SAP Documentation: Refer to SAP documentation or support notes related to the specific web service you are working with for any known issues or additional troubleshooting steps.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Web Service Monitoring: Use SAP's monitoring tools to check the status of the web service and any logs that may provide more context on the error.
  Community Forums: Consider reaching out to SAP community forums or support channels for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the SRT_WSP518 error and implement a suitable solution.