How To Fix OA842 - Front-end cache has been activated

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 842

• Message text: Front-end cache has been activated

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 OA842 - Front-end cache has been activated ?

  The SAP error message OA842 indicates that the front-end cache has been activated, which can lead to issues with the display of data or the performance of certain transactions in the SAP GUI. This message typically arises when the front-end cache is not properly synchronized with the back-end data or when there are issues with the cache itself.
  Cause:
  
  Front-end Cache Activation: The front-end cache is a mechanism used by SAP GUI to store frequently accessed data locally on the client machine. If this cache is activated, it may lead to inconsistencies between the data displayed in the GUI and the actual data in the back-end system.
  Data Changes: If there have been recent changes to the data in the back-end system, the front-end cache may not have been updated, leading to discrepancies.
  Configuration Issues: Incorrect configuration settings in the SAP GUI or the back-end system can also lead to this error.
  
  Solution:
  
  
  Clear Front-end Cache:
  
  You can clear the front-end cache by going to the SAP GUI and navigating to the menu: SAP GUI > Options > Local Data > Delete Cached Data.
  Alternatively, you can delete the cache files manually from the local directory where the SAP GUI stores its cache.
  
  
  
  Refresh Data:
  
  After clearing the cache, try refreshing the data or re-executing the transaction that caused the error.
  
  
  
  Check Configuration:
  
  Ensure that the SAP GUI and back-end system configurations are correct and compatible. Check for any updates or patches that may need to be applied.
  
  
  
  Re-login:
  
  Sometimes, simply logging out and logging back into the SAP system can resolve temporary issues related to the front-end cache.
  
  
  
  Consult Documentation:
  
  Refer to SAP Notes or documentation related to the specific version of SAP you are using for any known issues or additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to the OA842 error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  System Logs: Review system logs for any additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or technical support for further investigation.