How To Fix SEPM_PI_MESSAGES003 - Error when sending WS Message via Proxy&1:&2

SAP Error Message - Details

• Message type: E = Error

• Message class: SEPM_PI_MESSAGES - EPM: Messages for the PI Scenarios

• Message number: 003

• Message text: Error when sending WS Message via Proxy&1:&2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SEPM_PI_MESSAGES003 - Error when sending WS Message via Proxy&1:&2 ?

  The SAP error message SEPM_PI_MESSAGES003 typically indicates an issue when sending a web service (WS) message via a proxy. This error can arise due to various reasons, including configuration issues, network problems, or issues with the message format. Below are some common causes, potential solutions, and related information to help you troubleshoot this error.
  Causes:
  
  Configuration Issues: The sender or receiver system may not be properly configured. This includes incorrect endpoint URLs, authentication issues, or missing service definitions.
  Network Problems: There may be network connectivity issues between the sender and receiver systems, such as firewalls blocking the communication.
  Message Format Errors: The message being sent may not conform to the expected format or schema, leading to parsing errors on the receiving end.
  Authorization Issues: The user or service account used to send the message may not have the necessary permissions to perform the action.
  Service Unavailability: The target web service may be down or not reachable at the time of the request.
  
  Solutions:
  
  
  Check Configuration:
  
  Verify the configuration settings in the SAP PI/PO system, including the sender and receiver communication channels.
  Ensure that the endpoint URL is correct and accessible.
  
  
  
  Network Connectivity:
  
  Test the network connection between the systems involved. Use tools like ping or telnet to check connectivity to the target service.
  Check firewall settings to ensure that the necessary ports are open for communication.
  
  
  
  Message Validation:
  
  Validate the message format against the expected schema. Use tools like SOAP UI to test the web service and ensure that the message structure is correct.
  Check for any required fields that may be missing in the message.
  
  
  
  Authorization Checks:
  
  Ensure that the user or service account has the necessary authorizations to send messages to the target service.
  Review the security settings and authentication methods being used.
  
  
  
  Service Availability:
  
  Check the status of the target web service to ensure it is up and running. If the service is down, you may need to contact the service owner or administrator.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error message.
  Logs and Traces: Review the logs in the SAP PI/PO system for more detailed error messages or stack traces that can provide additional context.
  Testing Tools: Use tools like SOAP UI or Postman to manually test the web service and verify that it is functioning as expected.
  Documentation: Refer to the official SAP documentation for guidance on configuring web services and troubleshooting common issues.
  
  By systematically checking these areas, you should be able to identify and resolve the cause of the SEPM_PI_MESSAGES003 error. If the issue persists, consider reaching out to SAP support for further assistance.