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Q181848: XCON: MTA Stops Unexpectedly When Message Volume Is Very High

Article: Q181848
Product(s): Microsoft Exchange
Version(s): WINDOWS:5.5
Operating System(s): 
Keyword(s): kbusage
Last Modified: 02-APR-1999

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The information in this article applies to:

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

When message volume is extremely high on a DEC Alpha computer, the message
transfer agent (MTA) may stop unexpectedly and an event similar to the following
may appear in the event log:

  Source: MSExchangeMTA
  Event: 9405
  Type: Error
  Category: Field Engineering
  Description: An unexpected error has occurred which may cause the MTA
  to terminate. Error: Access violation (0xc0000005) at Address 0x4aff38
  reading from 0x0. [BASE XFER-IN 16] (16)

CAUSE
=====

This problem can occur when a Microsoft Exchange function fails. Some Microsoft
Exchange functions are known to fail under stressful conditions on DEC Alpha
computers.


STATUS
======

Microsoft has confirmed this to be a problem in Microsoft Exchange Server
version 5.5. This problem has been corrected in the latest U.S. Service Pack for
Microsoft Exchange Server version 5.5. For information on obtaining the Service
Pack, query on the following word in the Microsoft Knowledge Base (without the
spaces):

  S E R V P A C K


======================================================================
Keywords          : kbusage 
Technology        : kbExchangeSearch kbExchange550 kbZNotKeyword2
Version           : WINDOWS:5.5
Issue type        : kbbug
Solution Type     : kbfix

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