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

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:

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.