DOCUMENT:Q271932  21-DEC-2000  [exchange]
TITLE   :XCON: Event ID 2253: Directory Operation Failed
PRODUCT :Microsoft Exchange
PROD/VER::5.5
OPER/SYS:
KEYWORDS:exc55

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The information in this article applies to:

 - Microsoft Exchange Server, version 5.5 
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SYMPTOMS
========

The following event may appear in the application log:

   Event Type: Warning
   Event Source: MSExchangeMTA
   Event Category: Directory Access
   Event ID: 2253
   Description: Directory operation (om_get) failed with no data for type
   <number>.

CAUSE
=====

The maximum diagnostic logging, which is found on the Directory Access category
of the MTA service, is set to maximum.

RESOLUTION
==========

This event can be safely ignored unless it is accompanied by other error or
warning events, such as non-delivery reports that are generated immediately
after this event.

MORE INFORMATION
================

This event indicates that an MTA query for directory information of a certain
type received no response from the directory. If no other events coincide with
this event, the MTA was able to send this message successfully without the
information requested.

This condition is most likely to occur in an environment that contains gateways
to other mail systems.

Additional query words: mta ndr

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Keywords          : exc55 
Technology        : kbExchangeSearch kbExchange550 kbZNotKeyword2
Version           : :5.5
Issue type        : kbprb

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