The MTA may quit unexpectedly when a message is addressed to an X400 address that contains long MSXCX500 DDA values in Exchange Server 5.5 (837138)

0:023> kb
ChildEBP RetAddr  Args to Child              
03affb38 0043bdb6 01d2e968 769762ee 0046da0d emsmta!_snpugetc+0x83
03afff28 0043b48c 0046da0d 00695350 01cd3f18 emsmta!otpmrfo+0x643
03afff48 004a5046 0046da0d 01d0bc58 0105f860 emsmta!otpmmai2+0x129
03afff8c 0046da1e 0105f860 00000000 0000000d emsmta!otpmmain+0x3c6
03afffb8 77f04ef0 0000000d 0105f860 00000000 emsmta!sbpiwbep+0x67
03afffec 00000000 0046d9c6 0000000d 00000000 KERNEL32!BaseThreadStart+0x51

RESOLUTION

Hotfix information

A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites

You must have Microsoft Exchange Server 5.5 installed to apply this hotfix.

Restart requirement

You do not have to restart your computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File information

The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

   Date         Time   Version      Size       File name
   --------------------------------------------------------
   01-Aug-2001  17:02                  41,325  Dbserver.sch
   16-Sep-2002  15:49                  88,248  Dsadap.xv2
   16-Sep-2002  15:49                  33,049  Edi.xv2
   11-Feb-2004  00:31  5.5.2657.94  1,941,776  Emsmta.exe
   11-Feb-2004  00:20  5.5.2657.94     69,904  Ems_rid.dll
   13-Jun-2001  17:05                 133,435  Infoplog.cfg
   11-Feb-2004  00:20  5.5.2657.94     19,728  Maxapia.dll
   11-Feb-2004  00:20  5.5.2657.94     12,048  Maxapiv1.dll
   11-Feb-2004  00:32  5.5.2657.94    167,184  Mtacheck.exe
   11-Feb-2004  00:20  5.5.2657.94    743,696  Mtamsg.dll
   11-Feb-2004  00:20  5.5.2657.94     16,656  Mtaperf.dll
   18-Aug-2003  19:03                   5,621  Mtaperf.h
   11-Feb-2004  00:20                  52,082  Mtaperf.ini
   11-Feb-2004  00:20  5.5.2657.94     16,656  Mtxapia.dll
   11-Feb-2004  00:20  5.5.2657.94     11,536  Mtxapiv1.dll
   16-Sep-2002  15:49                  36,452  P2.tpl
   13-Jun-2001  17:06                  50,789  P2.xv2
   17-Sep-2001  18:45                  14,002  P42.tpl
   16-Sep-2002  15:49                  41,222  P772.tpl
   16-Sep-2002  15:49                   9,028  P772.xv2
   29-Aug-2001  18:16                  23,350  Rdi.xv2
   11-Feb-2004  00:19  5.5.2657.94    322,320  X400om.dll
   11-Feb-2004  00:19  5.5.2657.94     40,208  X400omv1.dll
   16-Sep-2002  15:49                  31,276  X500dap.tpl