How To Fix DT684 - &: Incorrect version of technical settings

DT684 - Overview

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 684

• Message text: &: Incorrect version of technical settings

Self-Explanatory Message

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DT684 - Details

• The SAP error message DT684, which indicates "Incorrect version of technical settings," typically arises when there is a mismatch between the technical settings of a database table or structure and the version expected by the SAP system. This can occur during various operations, such as data dictionary changes, upgrades, or when importing transport requests.
  Causes:
  
  Version Mismatch: The technical settings of a table or structure have been modified, but the system is still referencing an older version.
  Transport Issues: If a transport request containing changes to the technical settings was not imported correctly or was partially imported.
  Database Changes: Changes made directly in the database (outside of SAP) that are not reflected in the SAP data dictionary.
  System Upgrade: During an upgrade, if the technical settings are not updated correctly, this error can occur.
  
  Solutions:
  
  Check Technical Settings: Verify the technical settings of the affected table or structure in the Data Dictionary (SE11). Ensure that they match