How To Fix SRT_WSP202 - No unique active proxy definition exists for OIF &1:&2 (number: &3)

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP - Messages for SRT WSP

• Message number: 202

• Message text: No unique active proxy definition exists for OIF &1:&2 (number: &3)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP202 - No unique active proxy definition exists for OIF &1:&2 (number: &3) ?

  The SAP error message SRT_WSP202 indicates that there is no unique active proxy definition for the specified Object Identifier (OIF) in the context of a web service. This typically occurs when the system is trying to call a web service, but it cannot find a unique proxy definition that matches the request.
  Cause:
  
  Multiple Proxy Definitions: There may be multiple proxy definitions for the same service, and the system cannot determine which one to use.
  Inactive Proxy: The proxy definition might exist but is not active.
  Configuration Issues: There could be issues in the configuration of the web service or the service registry.
  Transport Issues: If the proxy was recently transported from another system, it may not have been activated properly.
  
  Solution:
  
  
  Check Proxy Definitions:
  
  Go to transaction SOAMANAGER.
  Navigate to the "Web Service Configuration" section.
  Check for the existence of multiple proxy definitions for the same service. If there are duplicates, you may need to delete or deactivate the unnecessary ones.
  
  
  
  Activate Proxy:
  
  If you find that the proxy definition exists but is inactive, activate it.
  In SOAMANAGER, select the relevant proxy and activate it.
  
  
  
  Review Service Configuration:
  
  Ensure that the service is correctly configured in the Service Registry.
  Check the binding and endpoint configurations to ensure they are correct.
  
  
  
  Transport and Activation:
  
  If the proxy was recently transported, ensure that it has been activated in the target system.
  You may need to re-transport the proxy or manually activate it.
  
  
  
  Check for Errors in Logs:
  
  Review the application logs (transaction SLG1) for any additional error messages that might provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to web service configuration and proxy definitions for any specific guidance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SOAMANAGER: For managing web service configurations.
  SLG1: For viewing application logs.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional troubleshooting steps.
  Web Service Documentation: Review SAP's official documentation on web services and proxy definitions for best practices and configuration guidelines.
  
  By following these steps, you should be able to resolve the SRT_WSP202 error and ensure that your web service calls function correctly.