DOCUMENT:Q187226  13-MAY-1999  [exchange]
TITLE   :XCON: MTA Generates Application Exception in Function otpugobj
PRODUCT :Microsoft Exchange
PROD/VER:5.5
OPER/SYS:
KEYWORDS:

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The information in this article applies to:

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

The message transfer agent (MTA) creates an application exception when
processing a message in the FANOUT process of the MTA. The call stack in the Dr.
Watson log causes an exception in EMSMTA!otpugobj.

RESOLUTION
==========

To resolve this problem, obtain the following fix or wait for the next Exchange
Server service pack.

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


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

The MTA generates a call stack that resembles the following call stack:

   FramePtr  RetAddr   Param1   Param2   Param3   Function Name
   041ff988  00405fef  0044fc0a 041ffab8 0000011a EMSMTA!otpugobj+0x3f
   041ffae0  00405bfe  0044fc0a 01010e05 0055f03f EMSMTA!ospadrec+0x917
   041ffc4c  004056bb  0044fc0a 0000000e 0055f03f EMSMTA!ospadrec+0x526
   041ffcb0  004aab85  0044fc0a 00000057 00000101 EMSMTA!ospadeco+0x54c
   041ffce8  00490755  0044fc0a 00000001 01b313e8 0x004aab85
   041fff50  00469d3a  0044fc0a 666e6f43 00000190
   EMSMTA!DecodeRelayedAPDU+0x42a
   041fff8c  0044fc96  666e6f43 72756769 0000000a EMSMTA!otpmmain+0x120
   041fffb8  77f04f2c  0000000a 666e6f43 72756769 0x0044fc96
   041fffec  00000000  00000000 00000000 00000000
   KERNEL32!BaseThreadStart+0x51

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

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