How To Fix AD549 - Error in technical settings for table &

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 549

• Message text: Error in technical settings for table &

What causes this issue?

The technical settings for the table could not be activated.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD549 - Error in technical settings for table & ?

  The SAP error message AD549 indicates that there is an issue with the technical settings of a database table in the SAP system. This error typically arises during the creation or modification of a table in the Data Dictionary (SE11) or when trying to activate a table that has not been properly configured.
  Cause:
  The error can be caused by several factors, including:
  
  Incorrect Technical Settings: The technical settings for the table may not be properly defined, such as the data class, size category, or buffering settings.
  Missing or Incorrect Table Attributes: Attributes like primary keys, foreign keys, or indexes may not be correctly set up.
  Database Issues: There may be underlying issues with the database itself, such as connectivity problems or database constraints.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the table settings.
  
  Solution:
  To resolve the AD549 error, you can follow these steps:
  
  
  Check Technical Settings:
  
  Go to transaction SE11 and enter the table name.
  Click on "Technical Settings" and review the settings for the data class, size category, and buffering.
  Ensure that the settings are appropriate for the table's intended use.
  
  
  
  Review Table Attributes:
  
  Ensure that all required fields are defined correctly, including primary keys and any foreign key relationships.
  Check for any inconsistencies in the field definitions.
  
  
  
  Activate the Table:
  
  After making the necessary adjustments, try to activate the table again. You can do this by clicking on the "Activate" button in SE11.
  
  
  
  Check for Database Issues:
  
  If the problem persists, check the database logs for any errors or issues that may be affecting the table.
  Ensure that the database is running correctly and that there are no connectivity issues.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to create or modify tables in the Data Dictionary.
  
  
  
  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: SE11 (Data Dictionary), SE14 (Database Utility), SE37 (Function Module), SE80 (Object Navigator).
  SAP Documentation: Refer to the official SAP Help Portal for detailed documentation on Data Dictionary and table management.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other SAP users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the AD549 error in your SAP system.