How To Fix DA558 - The following DB columns do not exist in the active nametab:

SAP Error Message - Details

• Message type: E = Error

• Message class: DA - Dictionary: Compare, distribution, timer, instantiation

• Message number: 558

• Message text: The following DB columns do not exist in the active nametab:

What causes this issue?

When a table is activated, a runtime object (nametab) is generated
which summarizes the the table information relevant to the runtime
environment. The components of the runtime environment (ABAP/4
programs, Screen Painter, etc.) get the information for the table from
this runtime object. The fields in the list which follows exist in the
database but not in the nametab.

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?

Please check how this inconsistency between the nametab and the
database came about. You can eliminate it using the the database
utility (SE14).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DA558 - The following DB columns do not exist in the active nametab: ?

  The SAP error message DA558 indicates that there are database columns that are expected to exist in the active name table (nametab) but do not. This can occur in various scenarios, such as during the activation of a data dictionary object, when performing a transport, or when there are inconsistencies in the database schema.
  Cause:
  
  Inconsistent Database Schema: The database schema may not be in sync with the data dictionary definitions in the SAP system. This can happen if changes were made directly in the database without corresponding updates in the data dictionary.
  Transport Issues: If a transport request was not imported correctly, it may lead to missing columns in the database.
  Development Errors: Errors during the development phase, such as incomplete or incorrect definitions of database tables or fields.
  Database Migration: If there was a migration or upgrade of the database, some columns may not have been created or migrated properly.
  
  Solution:
  
  Check the Data Dictionary: Use transaction SE11 to check the definition of the database table in the data dictionary. Ensure that all expected columns are defined correctly.
  Activate the Object: If the object is not activated, try to activate it again. This can sometimes resolve inconsistencies.
  Database Consistency Check: Use transaction SE14 (Database Utility) to check the consistency of the database. You can perform a "Check" and "Repair" operation to fix inconsistencies.
  Transport Request: If the issue is related to a transport, ensure that the transport request was imported correctly. You may need to re-import the transport or check for any errors during the import process.
  Manual Correction: If necessary, you may need to manually add the missing columns to the database table using SQL commands, but this should be done with caution and ideally under the guidance of a database administrator or SAP Basis consultant.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SE80 (Object Navigator).
  SAP Notes: Always check for relevant SAP Notes that may provide specific solutions or patches related to this error.
  Backup: Before making any changes to the database, ensure that you have a backup of the current state to prevent data loss.
  
  If the problem persists after trying the above solutions, it may be necessary to consult with SAP support or a technical consultant who specializes in SAP database issues.