Q188989: XADM: IS Stops Unexpectedly Formatting a Binary Property Value
Article: Q188989
Product(s): Microsoft Exchange
Version(s): WinNT:5.5
Operating System(s):
Keyword(s): exc55sp2fix
Last Modified: 30-APR-1999
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The information in this article applies to:
- Microsoft Exchange Server, version 5.5
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SYMPTOMS
========
During normal operations, the information store may stop unexpectedly, and an
Access Violation error message appears on the server console. If Dr. Watson is
active as the default debugger, a Dr. Watson log and a User.dmp file (if
configured to create a User.dmp file) may be produced.
CAUSE
=====
The information store stops because an attempt is made to de-reference a NULL
pointer during a memory copy operation.
RESOLUTION
==========
To resolve this problem, obtain the latest service pack for Exchange Server
version 5.5. For more information, please see the following article in the
Microsoft Knowledge Base:
Q191014 XGEN: How to Obtain the Latest Exchange Server 5.5 Service Pack
STATUS
======
Microsoft has confirmed this to be a problem in Microsoft Exchange Server
version 5.5. This problem was first corrected in Exchange Server 5.5 Service
Pack 2.
MORE INFORMATION
================
The Drwtsn32.log file that is produced will look similar to the following. Note
that the ESI register is zero:
Microsoft (R) Windows NT (TM) Version 4.00 DrWtsn32
Copyright (C) 1985-1995 Microsoft Corp. All rights reserved.
Application exception occurred:
App: STORE.DBG (pid=76)
When: 2/19/1998 @ 9:39:5.106
Exception number: c0000005 (access violation)
State Dump for Thread Id 0x1aa
EAX=055252a8 EBX=9f3f0002 ECX=27cfc000 EDX=9f3f0000 ESI=00000000
EDI=188ca081
EIP=00437b76 ESP=148df964 EBP=188ca070 EFL=00000216
CS=001b DS=0023 ES=0023 SS=0023 FS=0038 GS=0000
function:STORE!@EcFormatMVBinary
.....
00437B66 761F jbe EcFormatMVBinary+66h
0437B68 8B12 mov edx,dword ptr [edx]
00437B6A 8B7004 mov esi,dword ptr [ibMost]
00437B6D 8D7C1502 lea edi,dword ptr [ebp+edx+2]
00437B71 8BD1 mov edx,ecx
00437B73 C1E902 shr ecx,2
FAULT => 00437B76 F3A5 rep movs dword ptr es:[edi],dword
ptr [esi]
.....
*----> Stack Back Trace <----*
FramePtr RetAddr Param1 Param2 Param3 Function Name
148df974 00410c6b 00007fff 00000001 055252a8
STORE!EcFormatMVBinary+0x5d
148df99c 0040f898 00007fff 055252a0 148df9c8
STORE!EcFormatValue+0x1b1
148df9cc 004268d6 00007fff 00000001 00000000 STORE!EcFormatRow+0xcc
148dfa20 0040c558 00000001 0000355a 19ac8ee8
STORE!EcGetPropsSpecific+0x17c
00000006 00000000 00000000 00000000 00000000 STORE!EcRpc+0x471
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Keywords : exc55sp2fix
Technology : kbExchangeSearch kbExchange550 kbZNotKeyword2
Version : WinNT:5.5
Issue type : kbbug
Solution Type : kbfix
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