Knowledge Dynamics INSTALL.EXE and MS-DOS 5.0 (77471)
The information in this article applies to:
• Microsoft MS-DOS operating system 5.0
• Microsoft MS-DOS operating system 5.0a
This article was previously published under Q77471
Knowledge Dynamics provides the INSTALL.EXE program for other software
vendors to use for the installation of their software. This includes
approximately 7,000 software companies, including Borland, Lotus,
Harvard Graphics, and Autodesk.
Problems may occur with MS-DOS 5.0 and the installation of programs
that are using certain versions of INSTALL.EXE. Knowledge Dynamics is
aware of these problems and is researching them.
The most important issue deals with MS-DOS 5.0 loading into the high
memory area (HMA). Symptoms include a "packed file corrupt" error
message, or the failure to successfully install certain software
The most common solutions include using LOADFIX on INSTALL.EXE, or
loading MS-DOS low while installing the specific software product.
Once the product installs successfully, MS-DOS 5.0 can be loaded high
without any other problems, provided the software installed can
operate with MS-DOS in the HMA.
Knowledge Dynamics recommends that the software vendor use INSTALL.EXE
version 3.1 when MS-DOS 5.0 is present. There appears to be
compatibility problems with INSTALL.EXE versions 3.05c and earlier.
The version number of INSTALL.EXE is not typically displayed during
In any case, you should NOT contact Knowledge Dynamics for an upgrade
of INSTALL.EXE. Questions should be referred to the software company
that provides the product in question.
The product included here is manufactured by a vendor independent of
Microsoft; we make no warranty, implied or otherwise, regarding this
product's performance or reliability.
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