How To Fix PP_SCH_PRODN020 - Simulation session has become invalid. Please re-open the application.

SAP Error Message - Details

• Message type: E = Error

• Message class: PP_SCH_PRODN -

• Message number: 020

• Message text: Simulation session has become invalid. Please re-open the application.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PP_SCH_PRODN020 - Simulation session has become invalid. Please re-open the application. ?

  The SAP error message PP_SCH_PRODN020 indicates that a simulation session in the Production Planning (PP) module has become invalid. This can occur for various reasons, such as session timeouts, changes in the underlying data, or issues with the application itself.
  Causes:
  
  Session Timeout: The simulation session may have timed out due to inactivity.
  Data Changes: Changes in the underlying data (e.g., master data, production orders, etc.) while the simulation is open can invalidate the session.
  Technical Issues: There may be technical issues with the SAP system or the specific application you are using.
  User Actions: Certain user actions, such as navigating away from the simulation or closing the application improperly, can lead to this error.
  
  Solutions:
  
  Reopen the Application: The simplest solution is to close the current session and reopen the application. This will create a new simulation session.
  Check for Data Changes: Ensure that no changes have been made to the data you are working with while the simulation was open. If changes are necessary, you may need to refresh or restart the simulation.
  Increase Timeout Settings: If session timeouts are frequent, consider discussing with your SAP Basis team about increasing the session timeout settings.
  Clear Cache: Sometimes, clearing the cache of your browser or SAP GUI can resolve issues related to session validity.
  Check for System Issues: If the problem persists, check with your SAP Basis or IT support team to see if there are any ongoing system issues or maintenance activities.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  User Documentation: Refer to the user documentation for the specific SAP module you are using to understand the expected behavior and troubleshooting steps.
  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 continues after trying these solutions, it may be necessary to escalate the issue to your SAP support team for further investigation.