How To Fix CA_TTE_TEST116 - IPC server is not running

SAP Error Message - Details

• Message type: E = Error

• Message class: CA_TTE_TEST - TTE Test Messages

• Message number: 116

• Message text: IPC server is not running

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CA_TTE_TEST116 - IPC server is not running ?

  The SAP error message "CA_TTE_TEST116 IPC server is not running" typically indicates that the Inter-Process Communication (IPC) server, which is essential for certain SAP functionalities, is not active or has encountered an issue. This can affect various operations within the SAP system, particularly those that rely on IPC for communication between different components.
  Causes:
  
  IPC Server Not Started: The IPC server may not have been started or may have crashed.
  Configuration Issues: There may be misconfigurations in the IPC settings or parameters.
  Network Issues: Network problems could prevent the IPC server from communicating with other components.
  Resource Limitations: Insufficient system resources (CPU, memory) may cause the IPC server to fail.
  Software Bugs: There may be bugs in the SAP version you are using that affect the IPC server.
  
  Solutions:
  
  
  Start the IPC Server:
  
  Check if the IPC server is running. You can do this by using transaction codes like SM51 to view the list of application servers and their statuses.
  If it is not running, you may need to start it manually. This can typically be done through the SAP Management Console (SAP MC) or by using the appropriate command in the operating system.
  
  
  
  Check Configuration:
  
  Review the configuration settings for the IPC server in the SAP system. Ensure that all parameters are correctly set.
  You can check the configuration in transaction RZ10 or RZ11 for profile parameters related to IPC.
  
  
  
  Review Logs:
  
  Check the system logs for any error messages related to the IPC server. You can use transaction SM21 to view the system log.
  Look for any specific error messages that might indicate why the IPC server is not running.
  
  
  
  Network Configuration:
  
  Ensure that there are no network issues preventing communication with the IPC server. Check firewall settings and network configurations.
  
  
  
  Resource Monitoring:
  
  Monitor system resources to ensure that the server has enough CPU and memory available. Use tools like top, htop, or SAP's own monitoring tools.
  
  
  
  Patch and Update:
  
  If you suspect a bug, check for any available patches or updates for your SAP system that might address known issues with the IPC server.
  
  
  
  Restart the SAP System:
  
  As a last resort, if the IPC server is still not functioning, consider restarting the entire SAP system. This can sometimes resolve transient issues.
  
  
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might provide additional troubleshooting steps or patches related to the IPC server.
  Documentation: Refer to the official SAP documentation for your specific version to understand the role of the IPC server and any specific configurations that may be required.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying these solutions, it may be necessary to contact SAP support for further assistance.