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Fatal Exception 0E in Ios.vxd with SCSI Printer

Retired KB ArticleThis article was written about products for which Microsoft no longer offers support. Therefore, this article is offered "as is" and will no longer be updated.
View products that this article applies to.
Article ID:149563
Last Review:November 15, 2006
Revision:2.3
This article was previously published under Q149563

SYMPTOMS

When you have a SCSI printer powered on, online, and connected to a configured SCSI port, you may receive the following error message on a blue screen when you start Windows 95:
Fatal exception 0E at 0028:<xxxxxxxx> in VxD IOS(01)+<xxxxxxxx>.
When you receive this error message, you cannot install or use the printer in Windows 95. You must turn the printer off or disconnect it from the SCSI port to start Windows 95.

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CAUSE

There is a problem in the Ios.vxd file that causes this error if an unknown SCSI device is enumerated.

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RESOLUTION

Microsoft has released an updated version of the Ios.vxd file that corrects this problem. The updated file is: 
   IOS.VXD version 4.00.953 (3/19/96, 68,825 bytes) and later
To install the updated Ios.vxd file, follow these steps:
1.Download the IOSUPD.EXE file from one of the online services listed below to an empty folder.
2.In My Computer or Windows Explorer, double-click the IOSUPD.EXE file you downloaded in step 1.
3.Follow the instructions on your screen.
The following file is available for download from the Microsoft Download Center:
DownloadDownload Iosupd.exe now (http://download.microsoft.com/download/win95upg/tool_k/1.0/w95/en-us/iosupd.exe)
For additional information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 (http://support.microsoft.com/kb/119591/EN-US/) How to Obtain Microsoft Support Files from Online Services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help to prevent any unauthorized changes to the file.

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MORE INFORMATION

For information about other issues resolved by this update, please see the following article in the Microsoft Knowledge Base:
149564 (http://support.microsoft.com/kb/149564/EN-US/) Poor Performance Reading Video CD in IDE CD-ROM Drive

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APPLIES TO
•Microsoft Windows 95

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Keywords: 
kbdownload kbfile KB149563

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