How To Fix Q6151 - An index &1 for table &2 already exists with the same name

SAP Error Message - Details

• Message type: E = Error

• Message class: Q6 - Archive Information System

• Message number: 151

• Message text: An index &1 for table &2 already exists with the same name

What causes this issue?

When table &V2& was created, the system found index &V1&, of the same
name. Therefore, the system cannot create the index.

System Response

No index will not be created in the database.

How to fix this error?

Use transaction SE12 to examine table &V2& and its activation log, in
order to carry out an error analysis. You must in any case reactivate
the information structure.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message Q6151 - An index &1 for table &2 already exists with the same name ?

  The SAP error message Q6151 indicates that there is an attempt to create an index for a database table that already has an index with the same name. This can occur during database operations such as table modifications, upgrades, or when running certain transactions that involve database schema changes.
  Cause:
  The primary cause of this error is that the system is trying to create an index that already exists in the database. This can happen due to:
  
  A previous attempt to create the index that was not properly cleaned up.
  A duplicate entry in the database schema definition.
  A misconfiguration in the transport requests or during system upgrades.
  
  Solution:
  To resolve the Q6151 error, you can follow these steps:
  
  
  Check Existing Indexes:
  
  Use transaction code SE11 (Data Dictionary) to check the existing indexes for the specified table. 
  Enter the table name and navigate to the "Indexes" tab to see if the index already exists.
  
  
  
  Delete or Rename the Existing Index:
  
  If the index exists and is not needed, you can delete it using transaction SE11.
  If the index is needed but has a conflicting name, consider renaming the new index you are trying to create.
  
  
  
  Adjust Transport Requests:
  
  If this error occurs during a transport, check the transport request for any inconsistencies or duplicate entries related to the index creation.
  
  
  
  Database Consistency Check:
  
  Run a consistency check on the database to ensure that there are no inconsistencies in the database schema. This can be done using transaction DB02 or similar tools.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  
  Recreate the Index:
  
  If necessary, drop the existing index and recreate it with the desired specifications.
  
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), DB02 (Database Performance Monitor).
  SAP Notes: Always check for relevant SAP Notes that may provide specific fixes or workarounds for this error.
  Database Administration: If you have access to the database administration tools, you can also check the database directly for existing indexes.
  
  By following these steps, you should be able to resolve the Q6151 error and successfully manage the indexes for your SAP tables.