Q276047: Application Exception in DMODInitReceiveAllocate
Article: Q276047
Product(s): Microsoft SNA Server
Version(s): 4.0 SP3
Operating System(s):
Keyword(s): kbDSupport kbsna400sp3 kbSNA400sp4fix kbSNA400PreSP4fix
Last Modified: 13-JUN-2001
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The information in this article applies to:
- Microsoft SNA Server, version 4.0 SP3
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SYMPTOMS
========
When you are running an Advanced Program-to-Program Communications (APPC) or
Common Programming Interface for Communications (CPI-C) application, you may
encounter an Access Violation (AV) in DMODInitReceiveAllocate.
If Dr. Watson is configured as the default debugger, an entry similar to the
following may be appended to the Drwtsn32.log file:
function: DMODInitReceiveAlloc
6721a1c4 8d54d034 lea edx,[eax+edx*8+0x34] ds:040cbeef=????????
6721a1c8 83c9ff or ecx,0xff
6721a1cb 33c0 xor eax,eax
6721a1cd f2ae repne scasb es:02ced4e8=??
6721a1cf f7d1 not ecx
6721a1d1 2bf9 sub edi,ecx
6721a1d3 8bc1 mov eax,ecx
6721a1d5 8bf7 mov esi,edi
6721a1d7 8bfa mov edi,edx
6721a1d9 c1e902 shr ecx,0x2
FAULT ->6721a1dc f3a5 rep movsd ds:0284f79c=20202020 es:02ced4e8=????????
6721a1de 8bc8 mov ecx,eax
6721a1e0 83e103 and ecx,0x3
6721a1e3 f3a4 rep movsb ds:0284f79c=20 es:02ced4e8=??
6721a1e5 33c0 xor eax,eax
6721a1e7 8b7dc4 mov edi,[ebp-0x3c] ss:03c2e26e=????????
6721a1ea 668b4704 mov ax,[edi+0x4] ds:040cbeef=????
6721a1ee 8d0c40 lea ecx,[eax+eax*2] ds:0000001b=????????
6721a1f1 c1e103 shl ecx,0x3
6721a1f4 2bc8 sub ecx,eax
6721a1f6 8bb548ffffff mov esi,[ebp+0xffffff48] ss:0284f7b0=02cc025c
6721a1fc c744ce1004000000 ds:013dea0d=????????
mov dword ptr [esi+ecx*8+0x10],0x4
*----> Stack Back Trace <----*
FramePtr ReturnAd Param#1 Param#2 Param#3 Param#4 Function Name
0284f868 63404de3 62e1b5b0 00000001 00a9a4bc 00a9a4d8 snadmod!DMODInitReceiveAlloc (FPO: Non-FPO [5,128,3])
0284f89c 63403254 00000000 63401bb6 0284fa0c 0f7e0000 wappc32!receive_allocate_proc (FPO: [EBP 0x00014000] [0,3,4])
0284f8a4 63401bb6 0284fa0c 0f7e0000 00000000 77f674c0 wappc32!ps_verb_router (FPO: [0,0,1])
0284f9bc 63401737 0f7e0000 00000002 62e018a0 00000000 wappc32!Appc_Main (FPO: [EBP 0x0284fa0c] [4,65,4])
CAUSE
=====
The application exception is caused by a buffer overrun during Dynamic Load
processing.
RESOLUTION
==========
To resolve this problem, obtain the latest service pack for SNA Server 4.0. For
additional information, please see the following article in the Microsoft
Knowledge Base:
Q215838 How to Obtain the Latest SNA Server Version 4.0 Service Pack
STATUS
======
Microsoft has confirmed this to be a problem in Microsoft SNA Server version 4.0
Service Pack 3 (SP3).
This problem was first corrected in SNA Server 4.0 Service Pack 4.
Additional query words: dmod dload trap sp3 service pack 3
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Keywords : kbDSupport kbsna400sp3 kbSNA400sp4fix kbSNA400PreSP4fix
Technology : kbAudDeveloper kbSNAServSearch kbSNAServ400SP3
Version : :4.0 SP3
Issue type : kbbug
Solution Type : kbfix
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