Damaged CVFs and Third-Party Repair Software (96880)
The information in this article applies to:
• Microsoft MS-DOS operating system 6.0
This article was previously published under Q96880
The later versions of most third-party disk repair programs, such as Norton
Disk Doctor, should work properly with DoubleSpace-compressed drives.
However, CHKDSK.EXE (which calls DBLSPACE/CHKDSK on DoubleSpace drives) is
aware of more details about the internal workings of a compressed volume
file (CVF) and can diagnose and repair problems other software may not
WARNING: Before you run any third-party disk repair program on your MS-DOS
6.0 system, you should verify that the program is compatible with MS-DOS
6.0 and with DoubleSpace-compressed drives.
In general, third-party utility software works correctly with DoubleSpace
drives. For example, Norton Disk Doctor (NDD.EXE) performs its functions
exactly as it should. However, there are problems that may occur in a
DoubleSpace drive that most third-party software cannot to detect; these
problems can are best corrected by running CHKDSK.EXE.
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