How To Fix DT655 - Technical settings are deleted with next table activation

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 655

• Message text: Technical settings are deleted with next table activation

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DT655 - Technical settings are deleted with next table activation ?

  The SAP error message DT655 indicates that the technical settings for a database table are deleted during the next table activation. This typically occurs when there are inconsistencies or issues with the table definition in the Data Dictionary (DDIC) or when the technical settings for the table have not been properly defined.
  Cause:
  
  Inconsistent Table Definition: If the table definition in the Data Dictionary is inconsistent or has been modified incorrectly, it can lead to this error.
  Missing Technical Settings: If the technical settings for the table (like buffering, logging, etc.) are not defined or have been deleted, the system may throw this error during activation.
  Transport Issues: If the table was transported from another system and the technical settings were not included or were corrupted during the transport process.
  Database Issues: Sometimes, issues with the underlying database can also lead to this error.
  
  Solution:
  
  Check Table Definition: Go to the Data Dictionary (transaction SE11) and check the definition of the table. Ensure that all fields, keys, and technical settings are correctly defined.
  Re-define Technical Settings: If the technical settings are missing, you can redefine them by:
  
  Going to transaction SE11.
  Entering the table name and clicking on "Technical Settings".
  Re-defining the necessary settings (like buffering, logging, etc.) and saving the changes.
  
  
  Activate the Table: After making the necessary changes, try to activate the table again. You can do this by clicking on the "Activate" button in SE11.
  Check Transport Requests: If the table was transported, check the transport request to ensure that all necessary objects were included and that there were no errors during the transport.
  Database Consistency Check: If you suspect database issues, you may need to run consistency checks or consult with your database administrator.
  
  Related Information:
  
  Transaction Codes:
  
  SE11: Data Dictionary (to check and modify table definitions).
  SE14: Database Utility (to check and adjust database objects).
  SE03: Transport Organizer (to manage transport requests).
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for DT655 in the SAP Support Portal.
  Documentation: Review SAP documentation on Data Dictionary and table management for best practices and guidelines.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.