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Windows 2000 Winbond Super I/O Floppy Disk Controller May Not Report Data Underrun or Overrun Condition Correctly


The information in this article applies to:
  • Microsoft Windows versions 2000, 2000 SP1, 2000 SP2 Professional
  • Microsoft Windows versions 2000, 2000 SP1, 2000 SP2 Server
  • Microsoft Windows versions 2000, 2000 SP1, 2000 SP2 Advanced Server


SYMPTOMS

Under heavy system load, access to a floppy disk drive may result in the following error message:

System Process - No Disk
There is no disk in the drive. Please insert a disk into drive A.
This error message has occurred during testing of a third-party system using a Winbond Super I/O floppy disk controller. This issue has not been reported during use, only during testing.


CAUSE

This issue occurs because the Winbond Super I/O controller does not report the data underrun or overrun condition correctly.


RESOLUTION

A supported fix is now available from Microsoft, but it is only intended to correct the problem described in this article and should be applied only to systems experiencing this specific problem. This fix may receive additional testing at a later time, to further ensure product quality. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Windows 2000 service pack that contains this fix.

To resolve this problem immediately, download the fix as instructed below or contact Microsoft Product Support Services to obtain the fix. 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:

http://support.microsoft.com/directory/overview.asp
NOTE: In special cases, charges that are normally incurred for support calls may be canceled, if a Microsoft Support Professional determines that a specific update will resolve your problem. Normal support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Patches are available from the following Microsoft Web site (if your language is not listed, please check back):
[GRAPHIC: Download]Download the patch now
For additional information about how to download Microsoft Support files, click the article number below to view the article in the Microsoft Knowledge Base:
Q119591 How to Obtain Microsoft Support Files from Online Services
Microsoft used the most current virus detection software available on the date of posting to scan this file for viruses. Once posted, the file is housed on secure servers that prevent any unauthorized changes to the file.

The English version of this update should have the following file attributes or later:
   Date         Time   Version        Size    File name
   -------------------------------------------------------
   11-Jun-2001  16:00  5.0.2195.3717  19,312  Flpydisk.sys 


STATUS

Microsoft has confirmed this problem only under certain conditions during third-party testing, not during use.


MORE INFORMATION

For additional information about how to install Windows 2000 and Windows 2000 updates at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

Q249149 Installing Microsoft Windows 2000 and Windows 2000 updates

Additional query words:

Keywords : kbWin2000PreSP3Fix
Issue type : kbbug
Technology : kbwin2000AdvServ kbwin2000AdvServSearch kbwin2000Serv kbwin2000ServSearch kbwin2000Search kbwin2000ProSearch kbwin2000Pro kbWinAdvServSearch kbWin2000AdvServSP2 kbWin2000AdvServSP1 kbWin2000ProSP2 kbWin2000ProSP1 kbwin2000ServSP1 kbwin2000ServSP2


Last Reviewed: July 31, 2001
© 2001 Microsoft Corporation. All rights reserved. Terms of Use.


Article ID: Q301077

Last Reviewed:
July 31, 2001

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