How To Fix DBACK013 - Database user &1 of the back end is different from the connection user &2

DBACK013 - Overview

• Message type: E = Error

• Message class: DBACK - DBA Checks

• Message number: 013

• Message text: Database user &1 of the back end is different from the connection user &2

The database user of the back end and the user of the database
connection must be the same.
Back-end user: &CURRENT_DB_USER&
Database connection user: &CONNECTION_DB_USER&

Error message extract from SAP system. Copyright SAP SE.

DBACK013 - Details

• The SAP error message DBACK013 indicates a mismatch between the database user configured in the SAP system and the database user that is being used to connect to the database. This typically occurs in scenarios where the SAP system is trying to perform a database operation, but the user credentials do not match the expected values.
  
  Cause:
  
  Configuration Mismatch: The database user defined in the SAP system configuration does not match the user that is being used to connect to the database.
  User Changes: The database user may have been changed or updated in the database, but the SAP system configuration has not been updated accordingly.
  Multiple Database Connections: If there are multiple database connections configured, it is possible that the wrong user is being referenced in the connection settings.
  
  
  Solution:
  
  
  Check Database Configuration:
  
  Go to the SAP system and check the database connection settings. This can typically be found in transaction DBACOCKPIT or RZ10 (for profile