How To Fix TG669 - *** RDDCLRTB Modifying tables on DB, from 676 RDDYT2NT

SAP Error Message - Details

• Message type: E = Error

• Message class: TG - Messages for Upgrade Repository Switch

• Message number: 669

• Message text: *** RDDCLRTB Modifying tables on DB, from 676 RDDYT2NT

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TG669 - *** RDDCLRTB Modifying tables on DB, from 676 RDDYT2NT ?

  The SAP error message TG669, specifically "RDDCLRTB Modifying tables on DB, from 676 RDDYT2NT," typically indicates an issue related to the modification of database tables during a background job or a report execution. This error can occur when there are inconsistencies or issues with the database tables being accessed or modified.
  Cause:
  
  Database Locking Issues: The error may arise if there are locks on the database tables that prevent modifications. This can happen if another process is currently using the same tables.
  Inconsistent Data: If the data in the tables is inconsistent or corrupted, it may lead to this error when trying to modify or access the data.
  Background Job Conflicts: If multiple background jobs are trying to modify the same tables simultaneously, it can lead to conflicts and this error.
  Transport Issues: If there are issues with transport requests that have not been properly imported, it can lead to inconsistencies in the database.
  
  Solution:
  
  Check for Locks: Use transaction code SM12 to check for any locks on the database tables. If you find locks that are not needed, you can release them.
  Review Background Jobs: Check the status of background jobs using transaction code SM37. Look for any jobs that might be conflicting with the job that is generating the error.
  Database Consistency Check: Perform a consistency check on the database tables using transaction code DB02 or DBACOCKPIT to identify any inconsistencies.
  Restart the Job: If the issue is transient, simply restarting the background job may resolve the issue.
  Check Transport Requests: Ensure that all transport requests have been properly imported and that there are no inconsistencies in the development and production environments.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (for locks), SM37 (for job monitoring), and DB02 (for database checks).
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, providing them with detailed logs and error messages.
  Documentation: Review SAP documentation related to background processing and database management for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the TG669 error in your SAP system.