PROBLEM:
When opening the SAGE 200 Administration program you receive the message "MMC cannot initialize the snap-in."
SOLUTION:
Take the following steps to resolve:
1) Open a Command Prompt as administrator
2) Type in the following:
CD C:\Windows\microsoft.net\framework\v2.0.50727
<PRESS ENTER>
Installutil "C:\Program Files (x86)\Sage\Sage200\Sage.MMSAdmin.MMCSnapIn.dll"
<PRESS ENTER>
3) Assuming you had no error messages, close Command Prompt
4) You should now be able to open the Sage System Administration.