Err Msg: Invalid Media or Track 0 Bad - Disk Unusable

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Article ID: 196579 - View products that this article applies to.
This article was previously published under Q196579
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When you click Start, point to Programs, click MS-DOS Prompt, and then try to use the Format command to format a logical drive on an extended partition, you may receive the following error message:
Invalid media or Track 0 bad - disk unusable.
Format terminated.


To work around this problem, use either of the following methods:

Method 1

  1. Double click My Computer, right-click the drive you want to format, and then click Format.
  2. Click the Full option, and then click Start.

Method 2

Restart your computer in MS-DOS mode, and then format the appropriate drive. To restart your computer in MS-DOS mode, click Start, click Shut Down, click Restart In MS-DOS Mode, and then click OK.


Microsoft has confirmed this to be a problem in Microsoft Windows 95 and Microsoft Windows 98.


Article ID: 196579 - Last Review: January 23, 2007 - Revision: 1.2
  • Microsoft Windows 98 Standard Edition
  • Microsoft Windows 95
kberrmsg kbprb KB196579

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