How To Fix GT620 - Primary index already exists with the name & on the database

SAP Error Message - Details

• Message type: E = Error

• Message class: GT - Database utilities

• Message number: 620

• Message text: Primary index already exists with the name & on the database

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GT620 - Primary index already exists with the name & on the database ?

  The SAP error message GT620 indicates that there is an attempt to create a primary index in the database with a name that already exists. This typically occurs during database operations such as table creation or modification, where the system tries to create an index that is already defined in the database schema.
  Cause:
  
  Duplicate Index Creation: The most common cause is that the primary index you are trying to create already exists in the database. This can happen if the index was created previously and the system is trying to create it again.
  Database Migration or Upgrade: If you are migrating or upgrading your database, there may be scripts that attempt to recreate existing indexes.
  Development Errors: In custom development or modifications, developers might inadvertently try to create an index that already exists.
  
  Solution:
  
  
  Check Existing Indexes: Use database tools or SQL queries to check the existing indexes on the table. You can use the following SQL command (adjust according to your database type):
  SELECT * FROM sys.indexes WHERE name = 'index_name' AND object_id = OBJECT_ID('table_name');
  Replace index_name and table_name with the actual names.
  
  
  Modify the Index Creation Script: If you are running a script that creates the index, modify it to check for the existence of the index before attempting to create it. For example, in SQL Server, you can use:
  IF NOT EXISTS (SELECT * FROM sys.indexes WHERE name = 'index_name' AND object_id = OBJECT_ID('table_name'))
  BEGIN
      CREATE INDEX index_name ON table_name (column_name);
  END
  
  
  Drop the Existing Index: If the existing index is not needed, you can drop it using:
  DROP INDEX index_name ON table_name;
  Be cautious with this approach, as dropping an index can affect performance and data integrity.
  
  
  Consult Documentation: If this error occurs during a specific transaction or process, consult the SAP documentation or support for guidance on how to handle index creation in that context.
  
  
  Check for Custom Code: If the error arises from custom ABAP code or enhancements, review the code to ensure it does not attempt to create an index that already exists.
  
  
  Related Information:
  
  Database Management: Understanding how indexes work in your specific database (e.g., HANA, Oracle, SQL Server) is crucial for managing them effectively.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Performance Considerations: Indexes are critical for database performance, so ensure that any changes made do not negatively impact query performance.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.