SYMPTOMS
The Microsoft Exchange Server 2003 Message Transfer Agent (MTA) Stacks service may quit unexpectedly, and you may see a call stack that is similar to the following:
# ChildEBP RetAddr Args to Child
00 095be2a4 006b2749 08c41a90 00000413 000017d4 emsmta!_snpugetc+0x83
01 095be36c 004225f2 0830e619 00000131 00000413 emsmta!oxpoicon+0x2d3b
02 095be4d0 00422949 0830e619 1d000e24 006afa0e emsmta!ospadrec+0xd55
03 095be644 00422949 0830e619 0b000dd5 006afa0e emsmta!ospadrec+0x10ac
04 095be7b8 00422949 0830e619 0e000bcf 006afa0e emsmta!ospadrec+0x10ac
05 095be92c 00425442 0830e619 0dcf0b52 006afa0e emsmta!ospadrec+0x10ac
06 095be994 0069567f 0830e619 0bcf0b52 00000001 emsmta!ospadeco+0x811
07 095bea18 0069f65c 0830e619 00000001 00000006 emsmta!oxpoesob+0x178e
08 095beac4 006a6edc 08c7bca8 01000001 00000001 emsmta!oxpomget+0x1022
09 095beb00 0067b31d 00001519 000017fc 08318e5c emsmta!oxpofunc+0x815
0a 095bf340 004225f2 00001519 00000133 00000008 emsmta!oxpxcons+0x166c
0b 095bf4a4 00422949 00001519 1d000f02 00679cb1 emsmta!ospadrec+0xd55
0c 095bf618 00422949 00001519 0b000358 00679cb1 emsmta!ospadrec+0x10ac
0d 095bf78c 00425442 00001519 1a000edf 00679cb1 emsmta!ospadrec+0x10ac
0e 095bf7f4 0067df78 00001519 00000edf 00000001 emsmta!ospadeco+0x811
0f 095bf85c 00628f24 00001519 00d20798 095bfae4 emsmta!oxptsnd+0x740
10 095bf8a8 0062bf7d 08cd9340 00000050 09f2ccb0 emsmta!oeprxsnd+0x6b8
11 095bf8f4 77c578e0 08cd9340 00000050 000f878c emsmta!MtaMuxSend+0x44
12 095bf928 77ce51d0 0062bf39 095bfae8 00000008 rpcrt4!Invoke+0x30
13 095bfd04 77ce53a7 00000000 00000000 00121020 rpcrt4!NdrStubCall2+0x229
RESOLUTION
Software update information
A supported software update is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This software update may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Microsoft Exchange Server 2003 service pack that contains this software update.
To resolve this problem immediately, contact Microsoft Product Support Services to obtain the software update. 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 2003 installed to apply this software update.
Restart requirement
You do not have to restart your computer after you apply this software update.
Software update replacement information
This software update does not replace any other software updates.
File information
The English version of this software update 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
------------------------------------------------------
04-Feb-2004 14:06 6.5.6980.67 3,585,536 Emsmta.exe