After you install Windows Vista on a computer that uses an SiI Parallel Advanced Technology Attachment (PATA) chip from Silicon Image, the computer does not recognize an attached optical drive as a drive that supports recording. Therefore, you cannot use the computer to burn CDs or DVDs.

Back to the top

This problem occurs because the SCSIport driver does not populate the correct number of bytes for an IOCTL_STORAGE_QUERY_PROPERTY Request Packet (IRP) when the device does not return a correct serial number.

Back to the top

Service pack information

To resolve this problem, obtain the latest service pack for Windows Vista. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

Back to the top

Update information

The following files are available for download from the Microsoft Download Center:

Windows Vista, 32-bit versions

Download the 930194 package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=2E692102-D483-44B0-BBFF-FA87AE019CBE)

Windows Vista, 64-bit versions

Download the 930194 package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=8476A5D8-6B12-4F7E-B80E-722D16D8D4ED)

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base: 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 prevent any unauthorized changes to the file. A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Customer Support Services to obtain the hotfix. For a complete list of Microsoft Customer Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Back to the top

File information

The English version of this update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows Vista, 32-bit versions

File name	File version	File size	Date	Time	Platform
Scsiport.sys	6.0.6000.20507	140,392	04-Jan-2007	10:12	x86
Update.mum	Not applicable	2,081	04-Jan-2007	20:11	Not applicable
X86_microsoft.windows.s...scsi_port_driver.d_31bf3856ad364e35_6.0.6000.20507_none_6ee1f90d81295f90.manifest	Not applicable	783	04-Jan-2007	20:11	Not applicable
X86_microsoft.windows.s..se.scsi_port_driver_31bf3856ad364e35_6.0.6000.20507_none_e42a8a42460f9336.manifest	Not applicable	11,819	04-Jan-2007	20:12	Not applicable

Windows Vista, 64-bit versions

File name	File version	File size	Date	Time	Platform
Amd64_microsoft.windows.s...scsi_port_driver.d_31bf3856ad364e35_6.0.6000.20507_none_cb0094913986d0c6.manifest	Not applicable	787	04-Jan-2007	20:11	Not applicable
Amd64_microsoft.windows.s..se.scsi_port_driver_31bf3856ad364e35_6.0.6000.20507_none_404925c5fe6d046c.manifest	Not applicable	11,831	04-Jan-2007	20:59	Not applicable
Scsiport.sys	6.0.6000.20507	170,088	04-Jan-2007	10:38	x64
Update.mum	Not applicable	2,081	04-Jan-2007	20:11	Not applicable

Back to the top

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Windows Vista Service Pack 1.

Back to the top

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products. For more information about how hotfix packages are named, click the following article number to view the article in the Microsoft Knowledge Base: For more information, click the following article number to view the article in the Microsoft Knowledge Base:

Back to the top