ASP Request.BinaryRead Method Causes 100 Percent CPU Utilization

This article was previously published under Q218880
This article has been archived. It is offered "as is" and will no longer be updated.
When you try to upload a large file to an IIS computer from a browserusing the ASP Request.BinaryRead method, and you click the Stop button onthe client browser, the CPU utilization on the IIS computer will go to 100percent.
The ASP engine does not properly handle when the client shuts down theconnection in the middle of the Request.BinaryRead call.


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:
  • 152734 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:

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 theMicrosoft Knowledge Base:
152734 How to Obtain the Latest Windows NT 4.0 Service Pack

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.
More information
IMPORTANT Service Pack 4 is required to install this fix.
4.00 iiswww iisscript

Article ID: 218880 - Last Review: 10/26/2013 06:59:00 - Revision: 4.0

  • Microsoft Windows NT Server 4.0 Standard Edition
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