FIX: You may receive an access violation in your application when you bind too many parameters to an ODBC statement handle and then you clean up the statement handle (887576)



The information in this article applies to:

  • Microsoft Data Access Components 2.8
  • Microsoft Data Access Components 2.7 SP1a
  • Microsoft Windows Server 2003, Standard Edition
  • Microsoft Windows Server 2003, Enterprise Edition
  • Microsoft Windows Server 2003, Datacenter Edition
  • Microsoft Windows Server 2003, Web Edition

SYMPTOMS

You try to bind too many parameters to an Open Database Connectivity (ODBC) statement handle. Later, when you clean up the statement handle, you may receive an access violation in your application.

CAUSE

The access violation condition occurs when the SQL_DESC_COUNT header field is set to a value that is larger than 64 KB.

Note This hotfix introduces a new behavior where the value of the SQL_DESC_COUNT header field is examined for a valid value.

RESOLUTION

Hotfix information

A supported hotfix 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 hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Microsoft Windows Server 2003 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone 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

No prerequisites are required.

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 file attributes) 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
   ---------------------------------------------------------
   27-Oct-2004  16:11  2000.85.1054.0   73,728  Dbnetlib.dll     
   27-Oct-2004  16:12  2000.85.1054.0   28,672  Dbnmpntw.dll     
   27-Oct-2004  16:11  2.80.1054.0     315,392  Msadce.dll       
   27-Oct-2004  16:11  2.80.1054.0     135,168  Msadco.dll       
   27-Oct-2004  16:12  2.80.1054.0      49,152  Msadcs.dll       
   27-Oct-2004  16:11  2.80.1054.0     147,456  Msadds.dll       
   27-Oct-2004  16:11  2.80.1054.0     507,904  Msado15.dll      
   27-Oct-2004  16:12  2.80.1054.0     163,840  Msadomd.dll      
   27-Oct-2004  16:12  2.80.1054.0     184,320  Msadox.dll       
   27-Oct-2004  16:11  2.80.1054.0      53,248  Msadrh15.dll     
   27-Oct-2004  16:12  2.80.1054.0     225,280  Msdaora.dll      
   27-Oct-2004  16:11  2.80.1054.0     192,512  Msdaprst.dll     
   27-Oct-2004  16:11  2.80.1054.0     147,456  Msdart.dll       
   27-Oct-2004  16:11  2.80.1054.0     303,104  Msdasql.dll      
   27-Oct-2004  16:12  2.575.1054.0    139,264  Msorcl32.dll     
   27-Oct-2004  16:11  3.525.1054.0    221,184  Odbc32.dll       
   27-Oct-2004  16:12  2000.85.1054.0   24,576  Odbcbcp.dll      
   27-Oct-2004  16:11  2.80.1054.0     442,368  Oledb32.dll      
   27-Oct-2004  16:11  2000.85.1054.0  503,808  Sqloledb.dll     
   27-Oct-2004  16:11  2000.85.1054.0  401,408  Sqlsrv32.dll     
   27-Oct-2004  01:19  2000.85.1054.0  208,896  Sqlxmlx.dll      

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

MORE INFORMATION

For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates


Modification Type:MinorLast Reviewed:10/7/2005
Keywords:kbBug kbfix kbQFE KB887576 kbAudDeveloper