How To Fix 12524 - Changes to initial settings do not come into effect until you restart

SAP Error Message - Details

• Message type: E = Error

• Message class: 12 - Herstelldatum/Mindesthaltbarkeitsdatum/Chargen

• Message number: 524

• Message text: Changes to initial settings do not come into effect until you restart

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 12524 - Changes to initial settings do not come into effect until you restart ?

  The SAP error message 12524, which states "Changes to initial settings do not come into effect until you restart," typically occurs when you have made changes to the initial settings of the SAP system, but those changes will not take effect until the system is restarted. This is a common message in SAP environments when configuration changes are made that require a restart to be applied.
  Cause:
  
  Configuration Changes: You may have modified system parameters, profiles, or other settings that require a restart to take effect.
  System Parameters: Changes made in transaction codes like RZ10 (for profile parameters) or RZ11 (for instance parameters) may trigger this message.
  Background Jobs: If you are trying to run a background job or transaction that relies on the new settings, the system will not apply those changes until a restart occurs.
  
  Solution:
  
  Restart the SAP System: The most straightforward solution is to restart the SAP system. This can be done through the SAP Management Console (SAP MMC) or using command line tools, depending on your system setup.
  Check Changes: Before restarting, ensure that the changes you made are correct and necessary. You can review the changes in the respective configuration transactions.
  Schedule Downtime: If you are in a production environment, ensure that you schedule the restart during a maintenance window to minimize impact on users.
  Inform Users: Notify users about the planned restart and any expected downtime.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RZ10 (for profile parameters) and RZ11 (for instance parameters).
  SAP Notes: Check SAP Notes for any specific guidance or updates related to the error message or the changes you made.
  Documentation: Review SAP documentation for best practices on making configuration changes and the implications of those changes.
  System Logs: After the restart, check system logs (SM21) for any errors or warnings that may have occurred during the restart process.
  
  By following these steps, you should be able to resolve the error message and ensure that your changes take effect properly.