PRB: Miniport Driver Fails Using Certain ScsiPort APIs

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This article was previously published under Q160667

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SYMPTOMS

When you attempt to write a program or device driver that calls the following APIs, you may encounter the following errors:

ScsiPortReadRegisterUshort()
ScsiPortReadRegisterULong()

Specifically, miniport drivers written to use these APIs may fail to load.

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CAUSE

These APIs are documented as being exported by SCSIPORT.PDR. However, due to a problem in SCSIPORT.PDR, these APIs are not correctly exported.

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Microsoft has confirmed this to be a problem in Microsoft Windows 95. An update to address this problem is now available, but is not fully regression tested and should be applied only to computers experiencing this specific problem. Unless you are severely impacted by this specific problem, Microsoft does not recommend implementing this update at this time. Contact Microsoft Technical Support for additional information about the availability of this update.

This issue is resolved in Microsoft Windows 98.

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MORE INFORMATION

For additional information about Windows 95 updates, please see the following article in the Microsoft Knowledge Base:

161020 (http://support.microsoft.com/kb/161020/EN-US/ ) Implementing Windows 95 Updates

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APPLIES TO

Microsoft Windows 95

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kbhotfixserver kbqfe kbhardware kbprb KB160667

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Retired KB Content Disclaimer

This 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.

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