How To Fix SDEST002 - Value & for keep-alive timeout is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: SDEST - Messages for RFC Destinations

• Message number: 002

• Message text: Value & for keep-alive timeout is invalid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDEST002 - Value & for keep-alive timeout is invalid ?

  The SAP error message SDEST002 indicates that there is an issue with the configuration of the keep-alive timeout value in the SAP system. This error typically arises when the value set for the keep-alive timeout is invalid or not within the acceptable range.
  Cause:
  
  Invalid Value: The keep-alive timeout value may be set to a non-numeric value or a value that is outside the acceptable range defined by the system.
  Configuration Error: There may be a misconfiguration in the SAP system settings related to the keep-alive timeout.
  System Parameters: The parameter for keep-alive timeout might not be set correctly in the system profile or instance profile.
  
  Solution:
  
  
  Check Configuration:
  
  Go to transaction RZ10 (Profile Maintenance) in the SAP GUI.
  Check the instance profile or the default profile for the parameter related to keep-alive timeout. The parameter is usually named rdisp/keepalive_timeout.
  Ensure that the value is numeric and falls within the acceptable range (typically, a value between 1 and 3600 seconds is reasonable).
  
  
  
  Modify the Parameter:
  
  If the value is invalid, modify it to a valid numeric value.
  Save the changes and restart the SAP instance for the changes to take effect.
  
  
  
  Check Documentation:
  
  Refer to the SAP documentation or help files for specific details on the acceptable range and format for the keep-alive timeout parameter.
  
  
  
  System Restart:
  
  After making changes to the profile, ensure that you restart the SAP system or the relevant instance for the changes to take effect.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message or provide additional guidance.
  
  
  
  Related Information:
  
  Keep-Alive Timeout: This parameter is used to maintain the connection between the client and the server. If the connection is idle for longer than the specified timeout, it may be terminated.
  Performance Considerations: Setting the keep-alive timeout too low may lead to frequent disconnections, while setting it too high may lead to resource exhaustion on the server.
  Monitoring: Use transaction SM21 (System Log) to monitor logs for any related issues or errors that may provide additional context for troubleshooting.
  
  By following these steps, you should be able to resolve the SDEST002 error and ensure that the keep-alive timeout is configured correctly in your SAP system.