This article was previously published under Q196300
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We strongly recommend that all users upgrade to Microsoft Internet Information Services (IIS) version 6.0 running on Microsoft Windows Server 2003. IIS 6.0 significantly increases Web infrastructure security. For more information about IIS security-related topics, visit the following Microsoft Web site:
When you access Performance Monitor counters from the HTTP service or FTPservice from an ActiveX component, the application may stop responding orthere is no data filled out in the Performance Monitor data blocks (thedata after the Performance Monitor header is all zeros).
The FTP service and HTTP service performance object extension fails toserve Performance Monitor counter data when an OLE Automation Server (outof process) calls RegQueryValueEx(HKEY_PERFORMANCE_DATA).
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
152734 How to Obtain the Latest Windows NT 4.0 Service Pack
Microsoft has confirmed this to be a problem in Internet InformationServer version 4.0. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.