I keep getting invalid MS-DOS function

I am backing up my music and wallpapers upward on an external hard drive before I image my computer re. Ive tried on sticks of memory, the hard drive and my ipod, and none of them work. All he said when I drag the file on the disk hard drive is invalid ms - dos function. How to save or fix this?

Hello christian_100
Please write to the Microsoft Forums.

Try the following steps to resolve this problem:
1. Click Start, type regedit in the search box and press ENTER.
2. Locate and then click the following registry subkey:
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\System
3. on the Edit menu, point to new, and then click DWORD value.
4 type CopyFileBufferedSynchronousIo to name the new entry, and press ENTER.
5 right-click CopyFileBufferedSynchronousIo and then click on edit.
6. in the value data box, type 1 and then click OK.
7. exit the registry editor.

Registry warning:
Important this section, method, or task contains steps that tell you how to modify the registry. However, serious problems can occur if you modify the registry incorrectly. Therefore, make sure that you proceed with caution. For added protection, back up the registry before you edit it. Then you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click on the number below to view the article in the Microsoft Knowledge Base:

How to back up and restore the registry in Windows:
http://support.Microsoft.com/kb/322756

It may be useful
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Support Microsoft-dieng
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Tags: Windows

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