Event ID 1840 — Schema Operations

Applies To: Windows Server 2008 R2

Schema operations include the following:

  • Updating the schema cache
  • Updating the schema index
  • Implementing schema modifications
  • Maintaining schema integrity

Event Details

Product: Windows Operating System
ID: 1840
Source: Microsoft-Windows-ActiveDirectory_DomainService
Version: 6.0
Symbolic Name: DIRLOG_SCHEMA_DELETED_TUPLE_INDEX
Message: Internal event: AD_TERM deleted the following unneeded substring index.

Substring index:
%1

Additional Data
AttributeID:
%2

Resolve

This is a normal condition. No further action is required.

Schema Operations

Active Directory