Microsoft KB Archive/830459

= Microsoft Management Console (Mmc.exe) experiences memory leaks when you monitor Network Interface object counters =

Article ID: 830459

Article Last Modified on 10/26/2006

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APPLIES TO


 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Service Pack 3
 * Microsoft Windows 2000 Datacenter Server
 * Microsoft Windows 2000 Service Pack 3
 * Microsoft Windows 2000 Professional Edition
 * Microsoft Windows 2000 Service Pack 3
 * Microsoft Windows 2000 Service Pack 4

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SYMPTOMS
When you use the Performance Monitor to monitor Network Interface object counters with Windows Telephony service turned off, the Microsoft Management Console (Mmc.exe) will experience a memory leak every time the Rasctrs.dll file is loaded and unloaded in memory. A system event log entry that is similar to the following is generated every time the Rasctrs.dll is loaded: Event Type: Error

Event Source: Perflib

Event Category: None

Event ID: 1008

Date:

Time:

User: N/A

Computer:

Description:

The Open Procedure for service &quot;RemoteAccess&quot; in DLL &quot;E:\WINNT\System32\rasctrs.dll&quot; failed. Performance data for this service will not be available. The Status code returned is the first DWORD in the attached data.



CAUSE
This problem occurs if Windows Telephony service is turned off.



Hotfix information
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, 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:

http://support.microsoft.com/contactus/?ws=support

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
You must have Windows 2000 Service Pack 3 (SP3) or Windows 2000 Service Pack 4 (SP4) installed before you apply this hotfix.

Restart requirement
You must 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) 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 ---  09-Oct-2003  00:18  5.0.2195.6864  13,072  Rasctrs.dll



WORKAROUND
To work around this problem, do not turn off the Windows Telephony service.



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section of this article.



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 Naming Schema for Microsoft Windows Hotfix 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

Additional query words: Win2k win2000 perfmon ras Windows Telephony Application Programming Interface (TAPI) Windows Telephony service

Keywords: kbbug kbfix kbqfe kbwin2000presp5fix kbhotfixserver KB830459

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