When you try to upload a large file to an IIS computer from a browser using the ASP Request.BinaryRead method, and you click the Stop button on the client browser, the CPU utilization on the IIS computer will go to 100 percent.

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The ASP engine does not properly handle when the client shuts down the connection in the middle of the Request.BinaryRead call.

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Windows NT Server or Workstation 4.0

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the individual software update. For information on obtaining the latest service pack, please go to:

•	http://www.microsoft.com/windows/servicepacks/ (http://www.microsoft.com/Windows/ServicePacks/) -or-
•	152734 (http://support.microsoft.com/kb/152734/EN-US/) how to obtain the latest windows nt 4.0 service pack

For information on obtaining the individual software update, contact Microsoft Product Support Services. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:

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Windows NT Server 4.0, Terminal Server Edition

To resolve this problem, obtain the latest service pack for Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

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Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows NT Server version 4.0, Terminal Server Edition Service Pack 6.

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IMPORTANT Service Pack 4 is required to install this fix.

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