How To Fix SRT_WSP3042 - Only one client application or external application is allowed.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 042

• Message text: Only one client application or external application is allowed.

Self-Explanatory Message

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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_WSP3042 - Only one client application or external application is allowed. ?

  The SAP error message SRT_WSP3042 indicates that there is an issue with the configuration of the Web Service Runtime (WS-Runtime) in SAP, specifically related to the handling of client applications. This error typically arises when the system detects that more than one client application or external application is trying to access a particular service simultaneously, which is not allowed.
  Cause:
  
  Multiple Client Connections: The error usually occurs when multiple client applications attempt to connect to the same web service endpoint at the same time.
  Configuration Issues: There may be misconfigurations in the service definition or the client application settings that lead to this conflict.
  Session Management: The session management settings may not be properly configured, leading to issues with how sessions are handled for incoming requests.
  
  Solution:
  
  Single Client Connection: Ensure that only one client application is trying to access the web service at a time. If you have multiple clients, consider implementing a queuing mechanism or load balancing.
  Check Configuration: Review the configuration of the web service in SAP. Ensure that the service is set up correctly and that there are no conflicting settings.
  Session Handling: If applicable, check the session handling settings in the SAP system. Make sure that the session management is configured to allow multiple sessions if needed.
  Service Definition: If you are using a service definition, ensure that it is correctly defined and that it allows for the expected number of connections.
  Testing: Test the web service with a single client to confirm that it works as expected. Gradually introduce additional clients to identify the point at which the error occurs.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific version of your SAP system for any known issues or patches that may address this error.
  Web Service Configuration: Familiarize yourself with the configuration settings for web services in SAP, including security settings, session management, and client settings.
  Monitoring Tools: Use SAP monitoring tools to track the usage of web services and identify any patterns that may lead to this error.
  Documentation: Refer to the official SAP documentation for Web Service Runtime for detailed guidance on configuration and troubleshooting.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.