How To Fix TSGEN109 - Connection to none of your servers active

SAP Error Message - Details

• Message type: E = Error

• Message class: TSGEN - Messages For Transaction SGEN

• Message number: 109

• Message text: Connection to none of your servers active

What causes this issue?

Unable to suggest an application server for parallel processing, since
the connection to the servers is faulty.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

In the table <DS:TB.SERVTYPE>SERVTYPE</>, the application servers that
are used for parallel generation are given the attribute PARAGEN = 'X'.
Servers that have an inactive communication connection have the
attribute PARAGEN = 'F'.

How to fix this error?

Check the reason for why the connection to the application servers with
PARAGEN = 'F' is incorrect, and correct the problem.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TSGEN109 - Connection to none of your servers active ?

  The SAP error message TSGEN109: Connection to none of your servers active typically indicates that the SAP GUI is unable to establish a connection to any of the application servers defined in the SAP system. This can happen for various reasons, and here are some common causes, solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the client (SAP GUI) and the SAP application servers.
  Server Down: The SAP application servers may be down or not running.
  Incorrect Configuration: The SAP GUI configuration may be incorrect, such as wrong server names, instance numbers, or system IDs.
  Firewall Restrictions: Firewalls or security settings may be blocking the connection to the SAP servers.
  SAP Router Issues: If you are using an SAP router, there may be issues with the router configuration or connectivity.
  Load Balancer Issues: If a load balancer is used, it may not be routing traffic correctly to the application servers.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that you can ping the SAP application servers from your client machine.
  Use tools like tracert or traceroute to check the path to the server.
  
  
  
  Verify Server Status:
  
  Check if the SAP application servers are up and running. You can do this by logging into the SAP system using another method (like SAP GUI on a different machine) or checking with your system administrator.
  
  
  
  Review SAP GUI Configuration:
  
  Open the SAP Logon Pad and check the configuration of the system entry. Ensure that the application server name, instance number, and system ID are correct.
  If you are using a load balancer, ensure that the load balancer settings are correct.
  
  
  
  Check Firewall Settings:
  
  Ensure that the necessary ports for SAP communication (typically 3200 for the default instance) are open on both the client and server sides.
  
  
  
  SAP Router Configuration:
  
  If you are using an SAP router, verify that the router is correctly configured and operational.
  
  
  
  Check Load Balancer:
  
  If applicable, check the load balancer settings to ensure it is correctly routing requests to the available application servers.
  
  
  
  SAP Notes and Support:
  
  Check SAP Notes for any known issues related to your specific version of SAP. You can search for TSGEN109 in the SAP Support Portal.
  
  
  
  Related Information:
  
  SAP GUI Version: Ensure that you are using a compatible version of SAP GUI for your SAP system.
  SAP Kernel Version: Sometimes, issues can arise from mismatched kernel versions. Ensure that the kernel on the application server is up to date.
  System Logs: Check the system logs (transaction SM21) for any errors or warnings that might provide more context about the issue.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the TSGEN109 error effectively.