SYMPTOM:
The following error message occurs when trying to start the Intelligence Server using Strategy Service Manager:

Failed to start service Error Code: -2147205287 Error Message: Unable to open behavior file.
[Kernel][Fatal][0x800f3F59] Unable to open behavior file.
If no backup exists, it will be necessary to uninstall all Strategy products from the machine and reinstall.
WARNING:
Strategy does not support any manual modification of the mstr.bhv file. Do not, under any circumstances, make any changes to this file. The file is not in human-readable format, and any attempt to modify it will only damage the file further. Since those are user-initiated changes that are expressly discouraged by Strategy, they are not covered by any Strategy warranty.