Microsoft KB Archive/281428

= &quot;Stop 0xB8 ATTEMPTED_SWITCH_FROM_DPC&quot; Error Message When You Use a Parallel Port Zip Drive =

Article ID: 281428

Article Last Modified on 2/21/2007

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APPLIES TO


 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Professional Edition

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This article was previously published under Q281428



SYMPTOMS
When your computer tries to access a parallel port Iomega Zip drive, you may receive the following error message on a blue screen:

STOP: 0x000000B8 (0x00000000,0x00000000,0x00000000,0x00000000)

ATTEMPTED_SWITCH_FROM_DPC address 0xf729a248 in ppa.sys



CAUSE
This behavior occurs because there is a problem in the Ppa.sys and Ppa3.sys files.



RESOLUTION
To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

260910 How to Obtain the Latest Windows 2000 Service Pack

The English-language version of this fix should have the following file attributes or later:   Date        Time    Version        Size    File name 12/11/2000 05:04p  5.0.2195.3066  17,520  Ppa.sys 12/11/2000 05:04p  5.0.2195.3066  16,048  Ppa3.sys



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows 2000 Service Pack 3.



MORE INFORMATION
For additional information about how to obtain a hotfix for Windows 2000 Datacenter Server, click the article number below to view the article in the Microsoft Knowledge Base:

265173 The Datacenter Program and Windows 2000 Datacenter Server Product

For additional information about how to install multiple hotfixes with only one reboot, click the article number below to view the article in the Microsoft Knowledge Base:

296861 Use QChain.exe to Install Multiple Hotfixes with One Reboot

For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes

Additional query words: kbBaseOS

Keywords: kbhotfixserver kbqfe kbbug kberrmsg kbfile kbfix kboswin2000fix kbwin2000presp3fix kbwin2000sp3fix KB281428

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