Microsoft KB Archive/815241

= XADM: An Access Violation Occurs When You Use CDO to Access Calendar Items =

Article ID: 815241

Article Last Modified on 12/30/2006

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APPLIES TO


 * Microsoft Exchange Server 5.5 Standard Edition
 * Microsoft Exchange Server 5.5 Service Pack 1
 * Microsoft Exchange Server 5.5 Service Pack 2
 * Microsoft Exchange Server 5.5 Service Pack 3
 * Microsoft Exchange Server 5.5 Service Pack 4

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SYMPTOMS
When you create a program that uses Collaboration Data Objects (CDO) to access Microsoft Outlook Calendar items in a mailbox that is stored on an Exchange Server computer, an access violation may occur.



CAUSE
This problem may occur when the Calendar folder contains one or more recurring appointments that are damaged, and CDO incorrectly processes the damaged items.



RESOLUTION
A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS

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.

Component: CDO

The Global version of this fix 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 --  25-Mar-2003  19:15  5.5.2657.34       802,576  Cdo.dll 25-Mar-2003 19:14  5.5.2657.34       535,312  Cdohtml.dll 15-Nov-2002 18:41  5.5.6582.0         57,344  Htmlsnif.dll 15-Nov-2002 18:41  5.5.6582.0        225,280  Safehtml.dll Note Because of file dependencies, this update requires Microsoft Exchange Server 5.5 Service Pack 4 (SP4).



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.



MORE INFORMATION
For more information about CDO and Exchange Server, visit the following Microsoft Web site:

http://msdn2.microsoft.com/en-us/library/ms998517.aspx

Keywords: kbhotfixserver kbqfe kbqfe kbinfo kbfix kbbug KB815241

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