How To Fix DT643 - Technical settings were not activated

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 643

• Message text: Technical settings were not activated

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DT643 - Technical settings were not activated ?

  The SAP error message DT643 indicates that the technical settings for a database table have not been activated. This typically occurs when you create or modify a table in the Data Dictionary (SE11) and do not activate the technical settings, which are necessary for the table to function correctly in the database.
  Cause:
  
  Table Creation/Modification: The error usually arises after creating or modifying a table without activating the technical settings.
  Transport Issues: If the table was transported from another system and the technical settings were not activated in the target system.
  Inconsistent State: The system may be in an inconsistent state due to previous errors or incomplete actions.
  
  Solution:
  To resolve the DT643 error, follow these steps:
  
  
  Activate the Table:
  
  Go to transaction code SE11 (Data Dictionary).
  Enter the name of the table that is causing the error.
  Click on the Activate button (or press F3) to activate the table and its technical settings.
  
  
  
  Check Technical Settings:
  
  In SE11, after selecting the table, click on the Technical Settings button.
  Ensure that all necessary settings are configured correctly (e.g., data class, size category, buffering).
  
  
  
  Transport Request:
  
  If the table was transported, ensure that the transport request is correctly imported and that all objects related to the table are activated.
  
  
  
  Check for Errors:
  
  Use transaction SE14 (Database Utility) to check for inconsistencies in the database.
  You can also use transaction SE11 to check for any errors in the table definition.
  
  
  
  Re-activate Related Objects:
  
  If the table is part of a larger structure (like a view or a structure), ensure that all related objects are activated.
  
  
  
  Check Authorization:
  
  Ensure that you have the necessary authorizations to activate objects in the Data Dictionary.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SE11: Data Dictionary
  SE14: Database Utility
  SE80: Object Navigator
  
  
  SAP Notes: Check SAP Notes for any specific issues related to your version of SAP that might provide additional context or solutions.
  Documentation: Refer to SAP Help documentation for more details on Data Dictionary and table management.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis team or consulting SAP support for further assistance.