How To Fix OA840 - Front-end cache has been deactivated

SAP Error Message - Details

• Message type: E = Error

• Message class: OA - SAP ArchiveLink: Messages for SAP ArchiveLink

• Message number: 840

• Message text: Front-end cache has been deactivated

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OA840 - Front-end cache has been deactivated ?

  The SAP error message OA840, which states "Front-end cache has been deactivated," typically occurs when there is an issue with the front-end cache settings in the SAP system. This can affect the performance of the SAP GUI and the way data is displayed or processed.
  Cause:
  
  Cache Deactivation: The front-end cache may have been deactivated either manually by a user or due to system settings.
  Configuration Issues: There may be configuration issues in the SAP GUI or the backend system that prevent the cache from being utilized.
  Network Issues: Connectivity problems between the front-end and back-end systems can lead to cache deactivation.
  User Settings: Individual user settings in the SAP GUI may have been altered, leading to the cache being turned off.
  
  Solution:
  
  
  Re-enable Front-end Cache:
  
  Open the SAP GUI.
  Go to the menu: Options > SAP GUI Options > Accessibility & Scripting.
  Ensure that the option for "Enable front-end cache" is checked.
  
  
  
  Check User Settings:
  
  Verify if the user-specific settings have been changed. Resetting to default settings may help.
  
  
  
  Clear Cache:
  
  Sometimes, clearing the cache can resolve issues. You can do this by navigating to the SAP GUI options and finding the cache clearing option.
  
  
  
  Check Network Connectivity:
  
  Ensure that there are no network issues affecting the connection between the front-end and back-end systems.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that need to be applied.
  
  
  
  System Administrator:
  
  If the issue persists, it may be necessary to involve a system administrator to check the backend configuration and ensure that everything is set up correctly.
  
  
  
  Related Information:
  
  SAP GUI Version: Ensure that you are using a compatible version of the SAP GUI with your SAP system.
  Performance Impact: Deactivating the front-end cache can lead to slower performance, as data will not be cached locally and will need to be fetched from the server each time.
  Documentation: Refer to the official SAP documentation for more detailed information on cache settings and performance optimization.
  
  If the problem continues after trying these solutions, it may be beneficial to reach out to SAP support for further assistance.