DOCUMENT:Q155765  13-FEB-2000  [exchange]
TITLE   :XADM: Store Crashes in Ecreleaselogonop
PRODUCT :Microsoft Exchange
PROD/VER:winnt:4.0,5.0
OPER/SYS:
KEYWORDS:kbusage exc4 exc5

======================================================================
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The information in this article applies to:

 - Microsoft Exchange Server, versions 4.0, 5.0 
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SYMPTOMS
========

The Microsoft Exchange Server information store may have an access violation
when you are adding a logon to a list of logons associated with a session.

CAUSE
=====

The access violation occurs because of a logic error in the way that the
information store resizes an array used to store the logon session object.

STATUS
======

This problem was first corrected in Exchange Server 4.0 Service Pack 4.
This problem was first corrected in Exchange Server 5.0 Service Pack 1.


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

If the Microsoft Windows NT Server and Microsoft Exchange Server symbols are
properly installed on the system, a stack trace similar to the following will be
generated in the Dr. Watson log:

   FramePtr  RetAddr   Param1   Param2   Param3   Function Name
   0584f8dc  020b5ff1  0000000d 00000001 0584fa8c
      STORE!EcReleaseLogonOp+0x6
   (0x00000000, 0x00000000)
   0584f8f8  0210677f  0000000d 0053e954 0584fa48
      STORE!SESS::EcAddLogon+0x101
   (0x0428F98C, 0x00000000, 0x00000000)
   0584fa8c  020038fc  0428f98c 0000000d 0584fac8 STORE!EcLogon+0x23a
   (0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000)
   0584faf8  02003cfb  0524de20 0053b91c 0584fb1c STORE!EcRpc+0xd47
   (0x00000000, 0x00000000, 0x00000000, 0x00000000)
   0584fb20  77e8eb7a  0524de20 0053b91c 05242eb2 STORE!EcDoRpc+0x3d
   (0x00000000, 0x00000000, 0x00000000, 0x0000)
   0584fe28  77e8e876  00000000 00000000 0584ff10
      RPCRT4!tree_peek_ndr+0x105
   0584fe7c  77e61374  02002b36 0584ff10 0584ff3c
      RPCRT4!data_size_ndr+0x1e9
   0584fed0  77e6162d  0584ff10 00000000 0584ff3c
   RPCRT4!NdrServerInitialize+0x6c
   0584fef0  77e6c005  0584ff10 00000000 0584ff3c
   RPCRT4!?DealWithRequestMessage
   @WMSG_SASSOCIATION@@QAEXPAT_WMSG_MESSAGE@@
   0PAU_RPC_MESSAGE@@PAPAVWMSG_SBINDING@@IHH@Z+0x127
   05242ca0  89abcdef  05242cb8 00000004 00000001
      RPCRT4!?DuplicateDceBinding
   @DCE_BINDING@@QAEPAV1@XZ+0x1f


Additional query words:

======================================================================
Keywords          : kbusage exc4 exc5 
Technology        : kbExchangeSearch kbExchange500 kbExchange400 kbZNotKeyword2
Version           : winnt:4.0,5.0
Issue type        : kbbug
Solution Type     : kbfix

=============================================================================

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