How To Fix AD398 - First eliminate errors in table structure

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 398

• Message text: First eliminate errors in table structure

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message AD398 - First eliminate errors in table structure ?

  The SAP error message AD398, which states "First eliminate errors in table structure," typically indicates that there are inconsistencies or issues in the database table structure that need to be resolved before proceeding with further actions, such as data updates or migrations.
  Cause:
  
  Inconsistent Table Structure: The table structure may have been altered incorrectly, leading to inconsistencies in the database schema.
  Missing or Incorrect Fields: Fields that are expected in the table may be missing or incorrectly defined.
  Data Dictionary Issues: There may be issues in the data dictionary (DDIC) that need to be addressed.
  Transport Errors: If changes were transported from one system to another, there may have been errors during the transport process that caused the table structure to become inconsistent.
  Database Issues: There could be underlying database issues that are causing the table structure to be invalid.
  
  Solution:
  
  Check Table Structure: Use transaction codes like SE11 (Data Dictionary) to check the structure of the table in question. Ensure that all fields, data types, and keys are correctly defined.
  Activate the Table: If the table structure has been modified, ensure that it is activated. You can do this in SE11 by selecting the table and clicking on the "Activate" button.
  Check for Transport Errors: If the issue arose after a transport, check the transport logs for any errors that may have occurred during the transport process.
  Run Consistency Checks: Use transaction code SE14 (Database Utility) to perform consistency checks on the database tables. This can help identify and resolve issues with the table structure.
  Review Data Dictionary Objects: Ensure that all related data dictionary objects (like domains, data elements, etc.) are correctly defined and activated.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on resolving table structure issues.
  Database Administration: If the problem persists, consult with your database administrator to check for any underlying database issues that may be affecting the table structure.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE14 (Database Utility), and SE03 (Transport Organizer).
  SAP Notes: Regularly check for SAP Notes related to database and table structure issues, as they can provide specific guidance and solutions.
  Backup: Always ensure that you have a backup of your data before making any changes to the database or table structures.
  Testing: After making changes, conduct thorough testing to ensure that the issues have been resolved and that the system functions as expected.
  
  By following these steps, you should be able to identify and resolve the issues causing the AD398 error message in SAP.