How To Fix EDX_WS021 - Cannot create proxy client

SAP Error Message - Details

• Message type: E = Error

• Message class: EDX_WS - EDX: Web Dynpro Message Class

• Message number: 021

• Message text: Cannot create proxy client

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EDX_WS021 - Cannot create proxy client ?

  The SAP error message EDX_WS021: Cannot create proxy client typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when there is an issue with the configuration of the web service proxy client. This error can arise due to various reasons, including configuration issues, missing authorizations, or problems with the underlying network.
  Causes:
  
  Incorrect Configuration: The proxy client may not be configured correctly in the SAP system. This includes issues with the service endpoint, authentication settings, or other parameters.
  Authorization Issues: The user or service account trying to create the proxy client may not have the necessary authorizations to perform this action.
  Network Issues: There may be network connectivity problems preventing the SAP system from reaching the web service endpoint.
  Service Not Available: The web service you are trying to access may be down or not available.
  Incorrect WSDL: If the WSDL (Web Services Description Language) file is incorrect or not accessible, it can lead to this error.
  SAP Notes: There may be specific SAP Notes that address known issues related to proxy client creation.
  
  Solutions:
  
  
  Check Configuration:
  
  Verify the configuration of the web service in the SAP system. Ensure that the endpoint URL, authentication method, and other parameters are correctly set.
  Use transaction SOAMANAGER to check and configure web service settings.
  
  
  
  Review Authorizations:
  
  Ensure that the user or service account has the necessary authorizations to create and use proxy clients. Check roles and authorizations in transaction PFCG.
  
  
  
  Test Network Connectivity:
  
  Use tools like ping or telnet to check if the SAP system can reach the web service endpoint. Ensure that there are no firewall rules blocking access.
  
  
  
  Check Service Availability:
  
  Verify that the web service you are trying to access is up and running. You can do this by accessing the service URL directly in a web browser or using tools like Postman.
  
  
  
  Validate WSDL:
  
  Ensure that the WSDL file is correct and accessible. You can try to access the WSDL URL directly to see if it returns the expected content.
  
  
  
  Review SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. Implement any recommended fixes or patches.
  
  
  
  Check Logs:
  
  Review the application logs (transaction SLG1) and the system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SOAMANAGER: For managing web service configurations.
  PFCG: For managing roles and authorizations.
  SLG1: For application log analysis.
  SM21: For system log analysis.
  
  
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on configuring web services and troubleshooting common issues.
  
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP Basis or technical support team for further assistance.