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Message type: E = Error
Message class: 1S - Messages for SSF ("Secure Store & Forward")
Message number: 402
Message text: Choose server
You did not select an application server to execute the desired
operation on.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Choose an application server where the desired operation is to be
executed and restart the operation.
Error message extract from SAP system. Copyright SAP SE.
1S402
- Choose server ?The SAP error message "1S402 Choose server" typically indicates that the system is unable to determine a suitable application server for the user session. This can occur for various reasons, including configuration issues, network problems, or server availability.
Causes:
- Server Configuration Issues: The application server may not be properly configured in the SAP system.
- Network Problems: There may be network connectivity issues preventing the client from reaching the application server.
- Server Availability: The application server may be down or not available due to maintenance or other issues.
- Load Balancing Issues: If a load balancer is used, it may not be directing traffic correctly to the available servers.
- Client Configuration: The SAP GUI or client configuration may not be set up correctly to connect to the appropriate server.
Solutions:
- Check Server Status: Verify that the application server is up and running. You can do this by checking the SAP system status or using transaction codes like
SM51
to view the list of application servers.- Network Connectivity: Ensure that there are no network issues preventing access to the server. You can test connectivity using tools like
ping
ortracert
.- Review Configuration: Check the SAP GUI configuration to ensure that the correct application server and instance number are specified.
- Load Balancer Configuration: If using a load balancer, ensure that it is configured correctly and that it is directing traffic to the available servers.
- SAP Notes: Check for any relevant SAP Notes that may address this issue. SAP frequently releases updates and patches that can resolve known issues.
- Restart SAP Services: If the issue persists, consider restarting the SAP services or the application server itself, if you have the necessary permissions.
Related Information:
SM51
(to view application servers), SM12
(to check for locks), and SM21
(to view system logs) for troubleshooting.If you continue to experience issues after trying these solutions, it may be beneficial to consult with your SAP Basis team or a technical consultant who can provide more in-depth analysis and support.
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