How To Fix DT531 - Indexes to non-transparent tables are deleted

DT531 - Overview

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 531

• Message text: Indexes to non-transparent tables are deleted

What causes this issue?

Secondary indexes were defined for a nontransparent table.

System Response

It makes no sense to define secondary indexes for transparent tables.
The index definition is therefore deleted in the ABAP Dictionary.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

DT531 - Details

• The SAP error message DT531 indicates that indexes associated with non-transparent tables have been deleted. This typically occurs during database operations, such as when a table is modified or when certain database maintenance tasks are performed. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Non-Transparent Tables: Non-transparent tables are database tables that do not have a direct one-to-one mapping with the underlying database structure. They are often used for specific purposes, such as storing application-specific data or for performance optimization.
  Index Deletion: The error occurs when the system attempts to delete indexes that are associated with these non-transparent tables. This can happen due to:
  Changes in the table structure.
  Database maintenance activities.
  Incorrect configuration or settings in the database or SAP system.
  
  
  
  
  Solution:
  
  
  Recreate Indexes: If indexes have been deleted, you may need to recreate them. This can typically be done through the SAP transaction codes:
  
  SE11: Data Dictionary. You can check the table and