How To Fix DO921 - Indexes in table & were created with the name of table &

SAP Error Message - Details

• Message type: E = Error

• Message class: DO - Dictionary: Mass activation of domains and data elements

• Message number: 921

• Message text: Indexes in table & were created with the name of table &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DO921 - Indexes in table & were created with the name of table & ?

  The SAP error message DO921 indicates that there are indexes in a database table that were created with the same name as the table itself. This can lead to confusion and potential issues in database operations, as the system may not be able to distinguish between the table and the index.
  Cause:
  The primary cause of this error is the creation of indexes with the same name as the table. This can happen due to:
  
  Manual creation of indexes without following naming conventions.
  Automatic index creation by certain database operations or tools that do not enforce unique naming.
  Migration or upgrade processes that may not have properly handled index naming.
  
  Solution:
  To resolve the DO921 error, you can take the following steps:
  
  
  Identify the Indexes: Use transaction codes like SE11 (Data Dictionary) or SE14 (Database Utility) to check the indexes associated with the table in question. You can also use SQL queries to list the indexes in the database.
  
  
  Rename or Drop the Indexes: 
  
  If the indexes are not needed, you can drop them using the appropriate SQL command or through the SAP interface.
  If the indexes are needed, consider renaming them to follow a proper naming convention that distinguishes them from the table name.
  
  
  
  Recreate Indexes: If you drop an index, you may need to recreate it with a new name that does not conflict with the table name.
  
  
  Check for Dependencies: Before making changes, ensure that there are no dependencies on the indexes you plan to drop or rename.
  
  
  Test Changes: After making changes, test the functionality of the application to ensure that performance is not adversely affected.
  
  
  Related Information:
  
  Naming Conventions: It is a good practice to follow naming conventions for database objects to avoid such conflicts. For example, you might prefix index names with "IDX_" or use a suffix to indicate that it is an index.
  Database Administration: Regularly review and maintain database objects to ensure that they are correctly named and optimized for performance.
  SAP Notes: Check SAP Notes for any specific guidance or patches related to this error, as there may be updates or recommendations from SAP.
  
  By addressing the naming conflict, you can resolve the DO921 error and ensure smoother database operations within your SAP environment.