How To Fix SRT_WSP394 - No value for parameter &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP - Messages for SRT WSP

• Message number: 394

• Message text: No value for parameter &1

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 SRT_WSP394 - No value for parameter &1 ?

  The SAP error message SRT_WSP394: No value for parameter &1 typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when a web service is being called, and a required parameter is missing or not provided.
  Cause:
  
  Missing Parameter: The error indicates that a required parameter (denoted by &1) is not being passed in the web service request. This could be due to a configuration issue, a problem in the mapping, or an issue in the calling application.
  Incorrect Mapping: If the mapping between the source and target structures is not correctly defined, it may lead to parameters not being populated as expected.
  Service Definition Issues: The web service definition may not be correctly set up, leading to missing parameters in the request.
  Client-Side Issues: The client application that is making the web service call may not be sending all the required parameters.
  
  Solution:
  
  Check Web Service Definition: Review the web service definition in the SAP system to ensure that all required parameters are correctly defined.
  Review Mapping: If you are using a mapping tool (like SAP PI/PO), check the mapping configuration to ensure that all necessary fields are being populated correctly.
  Debugging: Use transaction codes like SRT_UTIL to analyze the web service calls and see what parameters are being sent. This can help identify which parameter is missing.
  Client Application Review: If the web service is being called from an external application, ensure that the application is correctly configured to send all required parameters.
  Error Logs: Check the error logs in the SAP system for more detailed information about the error. This can provide insights into what went wrong and where.
  Testing: Use tools like SOAP UI or Postman to manually test the web service and ensure that all required parameters are being sent correctly.
  
  Related Information:
  
  Transaction Codes: 
  
  SRT_UTIL: For monitoring and troubleshooting web service calls.
  SXMB_MONI: For monitoring messages in SAP PI/PO.
  
  
  Documentation: Refer to SAP Help documentation for details on web service configuration and parameter requirements.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.