How To Fix SRT_WSP326 - Method '&1' can get proxy from ESR-generated service only

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP - Messages for SRT WSP

• Message number: 326

• Message text: Method '&1' can get proxy from ESR-generated service only

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP326 - Method '&1' can get proxy from ESR-generated service only ?

  The SAP error message SRT_WSP326 indicates that the method you are trying to call is only available for services that have been generated from the Enterprise Services Repository (ESR). This typically occurs in scenarios involving SAP Process Integration (PI) or SAP Process Orchestration (PO) when working with web services.
  Cause:
  The error occurs when:
  
  You are trying to invoke a web service method that is not defined in the ESR.
  The service you are trying to use is not properly configured or registered in the SAP system.
  The service proxy you are using is not generated from the ESR, which means it does not have the necessary metadata or configuration to be recognized by the SAP system.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Service Registration:
  
  Ensure that the web service you are trying to call is correctly registered in the SAP system. You can do this by checking the service definitions in the Integration Directory or the Service Registry.
  
  
  
  Generate Proxy from ESR:
  
  If the service is not generated from the ESR, you need to create or regenerate the service proxy. This can be done using the following steps:
  
  Go to the ESR in your SAP system.
  Locate the service interface you want to use.
  Generate the service proxy for the required service interface.
  Ensure that the generated proxy is correctly deployed in the SAP system.
  
  
  
  
  
  Check Service Interface:
  
  Verify that the method you are trying to call is indeed part of the service interface defined in the ESR. If it is not, you may need to update the service definition.
  
  
  
  Check for Updates:
  
  If you have recently made changes to the service definitions or interfaces, ensure that all changes are properly activated and that the latest versions are being used.
  
  
  
  Testing:
  
  After making the necessary changes, test the service call again to see if the error persists.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for more details on web service configuration and the use of ESR.
  SAP Community: You can also check the SAP Community forums for similar issues and solutions shared by other users.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SOAMANAGER for web service management and SXMB_IFR for integration repository access.
  
  By following these steps, you should be able to resolve the SRT_WSP326 error and successfully call the desired web service method.