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Items that have no names and that have unknown file types may appear in the Scheduled Tasks folder in Windows 2000

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When you open the Scheduled Tasks folder on your Microsoft Windows 2000-based computer, this folder may contain items that cannot be identified. Specifically, these Scheduled Tasks folder items have no names, and the icons for these items represent unknown file types.

Additionally, when you try to view the properties of the Scheduled Tasks folder, the Explorer.exe process may crash and the following events may be logged in the Application log:

Event 1

Event Type: Error
Event Source: Winlogon
Event ID: 1002
Description: The shell stopped unexpectedly and Explorer.exe was restarted.

Event 2

Event Type: Information
Event Source: DrWatson
Event ID: 4097
Description: The application, explorer.exe, generated an application error.
The error occurred on Date @ Time.
The exception generated was c0000005 at address 6AC236A9 (I_NetScheduleJobGetInfo)

This problem occurs in the following scenario:
  1. The update that is described in the following Microsoft Knowledge Base article is installed on the Windows 2000-based computer:
    817534 At.exe command does not run in every instance where it is scheduled in Task Scheduler
  2. A user account with administrator permissions logs on to the computer and creates one or more scheduled tasks.
  3. A different user account that does not have administrator permissions logs on to the computer and views the Scheduled Tasks folder.
Note To view the Scheduled Tasks folder, click Start, click Programs, click Accessories, click System Tools, and then click Scheduled Tasks.

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.


Windows 2000 Service Pack 4 and the update that is described in Knowledge Base article 817534 are required to apply this hotfix.

Restart requirement

You must restart your computer after you apply this hotfix.

Note If the Task Scheduler service is not running, 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 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   ---------------------------------------------------------   08-Sep-2004  10:17  4.71.2195.6972    218,896  Mstask.dll          08-Sep-2004  06:29  4.71.2195.6972    122,128  Mstask.exe       
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 about how hotfix packages are named, click the following article number to view the article in the Microsoft Knowledge Base:
816915 New file naming schema for Microsoft Windows software update packages
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

Article ID: 872764 - Last Review: 01/10/2015 16:24:08 - Revision: 5.0

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