You resume a Windows Vista-based computer from sleep or hibernation. Then, you try to load or play an audio CD in a connected DVD changer in Windows Media Center. After you do this, Windows Media Center stops responding (hangs).

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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:

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Hotfix information

A supported hotfix is now available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might 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, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:Note If additional issues occur or any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. To create a separate service request, visit the following Microsoft Web site:

File information

The English version of this hotfix 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, x86-based versions

File name	File version	File size	Date	Time	Platform
Sbp2port.sys	6.0.6000.20487	76,904	22-Nov-2006	08:32	x86
Update.mum	Not applicable	2,240	22-Nov-2006	15:25	Not applicable
X86_sbp2.inf_31bf3856ad364e35_6.0.6000.20487_none_438c80061254e1bb.manifest	Not applicable	1,475	22-Nov-2006	15:26	Not applicable

Windows Vista, 64-bit versions

File name	File version	File size	Date	Time	Platform
Amd64_sbp2.inf_31bf3856ad364e35_6.0.6000.20487_none_9fab1b89cab252f1.manifest	Not applicable	1,477	22-Nov-2006	15:30	Not applicable
Sbp2port.sys	6.0.6000.20487	90,216	22-Nov-2006	08:22	x64
Update.mum	Not applicable	2,240	22-Nov-2006	15:25	Not applicable

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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.

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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:

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