Microsoft KB Archive/898868

= You receive a &quot;Data error&quot; error message when you try to access the contents of a mounted disk image in Windows Server 2003 SP1 =

Article ID: 898868

Article Last Modified on 11/1/2006

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APPLIES TO

 Microsoft Windows Server 2003 Service Pack 1, when used with:  Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)

 Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)

 Microsoft Windows Server 2003, Standard Edition (32-bit x86)

 Microsoft Windows Server 2003, Web Edition</li></ul> </li></ul>

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SYMPTOMS
On a computer that is running Microsoft Windows Server 2003 with Service Pack 1 (SP1), you use the Microsoft Automated Deployment Services (ADS) Imgmount command-line tool. You run the imgmount command without the /w option to mount a disk image in read-only mode. When you try to access the contents of the mounted disk image, you receive the following error message:

Data error (cyclic redundancy check)

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WORKAROUND
To work around this problem, use the imgmount command together with the /w option to mount a copy of the disk image in read/write mode. For example, use a command that is similar to the following:

imgmount /m /w .img

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STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.

Additional query words: Automated Deployment Services ADS driver memory mapping API

Keywords: kberrmsg kbtshoot kbprb KB898868

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