How To Fix NAA363 - Database index missing for LIS structure &1 (deletion slows performance)

NAA363 - Overview

• Message type: E = Error

• Message class: NAA - Subsequent settlement (Purchasing)

• Message number: 363

• Message text: Database index missing for LIS structure &1 (deletion slows performance)

What causes this issue?

A database index for the condition record number or arrangement number
is missing for information structure &V1&.
As a result, the database cannot efficiently access the statistical data
records of individual arrangements ("full table scan").

System Response

The business volume data and/or incomes are deleted (warning message
only), but system performance is likely to be poor.

How to fix this error?

If necessary, contact your system administrator.

Procedure for System Administrators

Create a database index to one of the two characteristics for
information structure &V1&.

Error message extract from SAP system. Copyright SAP SE.

NAA363 - Details

• The SAP error message NAA363 indicates that a database index is missing for a Logistics Information System (LIS) structure, which can lead to performance issues, particularly during data deletion operations. This message typically arises when the system detects that an index that should exist for a specific LIS structure is not present, which can slow down queries and data manipulation.
  
  Cause:
  
  
  Missing Index: The primary cause of this error is the absence of a required database index for the specified LIS structure. This can happen due to various reasons, such as:
  
  The index was never created.
  The index was dropped or became invalid.
  Changes in the underlying data model that require a new index.
  
  
  
  Data Volume: High volumes of data in the LIS structure can exacerbate the performance issues when the necessary indexes are not in place.
  
  
  
  Solution:
  To resolve the NAA363 error, you can take the following steps:
  
  
  Create the Missing Index:
  
  Use transaction code SE11 (Data Dictionary) to