This article was previously published under Q189013
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Atapi.sys does not support a device that has multiple logical devices.
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or 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 Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.
NEC and Panasonic have released a new ATA device named PD. The PD driveoffers two features: rewritable optical storage and the ability to read CD-ROM. The device has two logical unit numbers to control these devices.