How To Fix SADL_GW030 - Sticky session request error: Session end when session is off

SAP Error Message - Details

• Message type: E = Error

• Message class: SADL_GW -

• Message number: 030

• Message text: Sticky session request error: Session end when session is off

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SADL_GW030 - Sticky session request error: Session end when session is off ?

  The SAP error message SADL_GW030 indicates a "Sticky session request error," which typically occurs in the context of SAP Gateway and OData services. This error suggests that there is an issue with session management, particularly when the session is expected to be active but is found to be inactive or terminated.
  Causes:
  
  Session Timeout: The session may have timed out due to inactivity, leading to the termination of the session.
  Network Issues: Intermittent network connectivity problems can cause the session to drop unexpectedly.
  Load Balancer Configuration: If a load balancer is used, it may not be properly configured to maintain sticky sessions, leading to session mismatches.
  Application Logic: There may be issues in the application logic that improperly handle session states.
  Resource Constraints: High server load or resource constraints can lead to session management issues.
  
  Solutions:
  
  Increase Session Timeout: Adjust the session timeout settings in the SAP Gateway configuration to allow for longer sessions.
  Check Network Stability: Ensure that the network connection is stable and that there are no interruptions that could cause session drops.
  Load Balancer Configuration: If using a load balancer, verify that it is configured to maintain sticky sessions correctly. This may involve setting session affinity or persistence settings.
  Review Application Logic: Check the application code for any logic that may inadvertently terminate sessions or fail to maintain session state.
  Monitor Server Performance: Use monitoring tools to check for resource constraints on the server that may affect session management. Optimize server performance if necessary.
  Error Handling: Implement error handling in the application to gracefully manage session errors and provide users with appropriate feedback.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific error message for any patches or updates that may address the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review the SAP Gateway and OData service documentation for best practices on session management and troubleshooting.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage SAP support for further assistance.