How To Fix DT511 - More than 16 indexes defined for table &

DT511 - Overview

• Message type: E = Error

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

• Message number: 511

• Message text: More than 16 indexes defined for table &

What causes this issue?

At most 16 indexes may be defined for a table.

System Response

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

How to fix this error?

Remove the superfluous indexes.

Error message extract from SAP system. Copyright SAP SE.

DT511 - Details

• The SAP error message DT511 indicates that a table has more than 16 indexes defined, which exceeds the limit set by the SAP database. This limitation is typically due to the underlying database system's constraints, as many databases have a maximum number of indexes that can be created for a single table.
  
  Cause:
  
  The primary cause of this error is that the table in question has been defined with more than 16 indexes. This can happen during the design phase of a database when multiple indexes are created to optimize query performance, but it can lead to complications if the number exceeds the database's limit.
  
  
  Solution:
  
  
  Review Index Usage: Analyze the existing indexes on the table to determine which ones are necessary. Remove any redundant or unused indexes. You can use transaction codes like SE11 (Data Dictionary) to view the indexes on the table.
  
  
  Consolidate Indexes: If possible, consolidate multiple indexes into a single composite