How To Fix SRT_WSP3137 - Incoming host must not be initial

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP3 - SRT: Web Service Configuration Messages 3

• Message number: 137

• Message text: Incoming host must not be initial

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_WSP3137 - Incoming host must not be initial ?

  The SAP error message SRT_WSP3137 with the description "Incoming host must not be initial" typically occurs in the context of SAP Web Services and indicates that there is an issue with the configuration of the web service or the incoming request.
  Cause:
  This error usually arises when:
  
  The web service is expecting a valid host name or IP address in the incoming request, but it is receiving an empty or null value instead.
  There may be a misconfiguration in the service definition or the service consumer settings.
  The service might be incorrectly set up in the SAP system, leading to the inability to resolve the incoming request properly.
  
  Solution:
  To resolve the SRT_WSP3137 error, you can take the following steps:
  
  
  Check the Service Configuration:
  
  Ensure that the web service is correctly configured in the SAP system. Verify the service endpoint and ensure that it is correctly defined with a valid host name.
  
  
  
  Review the Incoming Request:
  
  Inspect the incoming request to ensure that it contains a valid host name or IP address. If you are using a testing tool (like SOAP UI or Postman), make sure that the request is properly formed.
  
  
  
  Check the Service Consumer:
  
  If the service is being consumed by an external application, ensure that the consumer is sending the correct host information in the request.
  
  
  
  Network Configuration:
  
  Verify the network settings and ensure that there are no issues with DNS resolution or network connectivity that could lead to the host being unresolvable.
  
  
  
  SAP Notes and Documentation:
  
  Check for any relevant SAP Notes or documentation that might provide additional insights or updates related to this error. Sometimes, specific patches or updates may address known issues.
  
  
  
  Debugging:
  
  If you have access to the SAP system, you can enable debugging for the web service to get more detailed logs that might help identify the root cause of the issue.
  
  
  
  Consult SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. They may have additional tools or insights to help resolve the issue.
  
  
  
  Related Information:
  
  Web Service Configuration: Familiarize yourself with the configuration settings for web services in SAP, including service definitions, endpoint URLs, and security settings.
  SAP PI/PO: If you are using SAP Process Integration (PI) or Process Orchestration (PO), ensure that the integration scenarios are correctly set up and that the mappings are functioning as expected.
  Error Logs: Check the transaction codes like SLG1 (Application Log) or SRT_UTIL for any additional logs that might provide more context about the error.
  
  By following these steps, you should be able to identify and resolve the issue causing the SRT_WSP3137 error in your SAP environment.