MS-DOS Shell May Create #.1 File (85866)
The information in this article applies to:
• Microsoft MS-DOS operating system 5.0
• Microsoft MS-DOS operating system 5.0a
• Microsoft MS-DOS operating system 6.0
This article was previously published under Q85866
When MS-DOS Shell is interrupted abruptly by a system crash or a system
reboot, a file called #.X (where X is an integer value of 1 or more) may be
left in the MS-DOS directory.
This file is a temporary file containing information similar to the
Shell is a file and program management interface supplied with MS-DOS
5.0 and 6.0. The preference settings for the program are saved in the
Changing options within Shell may cause a file called #.X (where X is
an integer) to be created. The #.X file contains the original
DOSSHELL.INI file with the updated options.
Normally this file is deleted when you properly exit Shell, but if the
system hangs before exiting, the file may remain in the directory that
If there are problems writing to the #.X file, Shell may get stuck in
a loop, and the file may become several megabytes in size. If this
happens, you can delete the file after exiting Shell.
NOTE: Any settings changed before the system hang or reboot must be
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