How To Fix TG843 - Add-On update &, version & does not match (old version too low)

SAP Error Message - Details

• Message type: E = Error

• Message class: TG - Messages for Upgrade Repository Switch

• Message number: 843

• Message text: Add-On update &, version & does not match (old version too low)

INCLUDE TG842 OBJECT DOKU ID NA LANGUAGE EN

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message TG843 - Add-On update &, version & does not match (old version too low) ?

  The SAP error message TG843 indicates that there is a version mismatch during an add-on update process. Specifically, it means that the version of the add-on you are trying to install or update is not compatible with the version currently installed in your SAP system. The "old version too low" part of the message suggests that the version of the add-on you are attempting to update to is higher than what is currently installed, and the system does not allow this update due to version constraints.
  Cause:
  
  Version Mismatch: The add-on version you are trying to install is newer than the version currently installed in the system.
  Incorrect Installation Sequence: The add-on may require a specific sequence of updates or prerequisites that have not been met.
  System Configuration: The system may not be configured to accept the new version due to compatibility issues with other installed components.
  
  Solution:
  
  Check Installed Version: Verify the currently installed version of the add-on in your SAP system. You can do this through transaction codes like SE80 or SPAM.
  Download Correct Version: If the installed version is indeed lower than required, download the correct version of the add-on that matches your system's requirements.
  Update Prerequisites: Ensure that all prerequisite components or add-ons are updated to the required versions before attempting to update the add-on.
  Follow Update Sequence: If the add-on has a specific update sequence, ensure that you are following it correctly.
  Consult Documentation: Refer to the add-on's installation or upgrade documentation for specific instructions and compatibility information.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Release Information: Review the release notes for the add-on to understand version compatibility and any known issues.
  System Requirements: Ensure that your SAP system meets all the requirements for the new add-on version, including any dependencies on other components.
  
  By following these steps, you should be able to resolve the TG843 error and successfully update your SAP add-on.