Unable to build the master database

Published: September 19, 2007


Last Updated: 2009-12-29

Applies To


When opening Guard1 Plus you receive the following error:



Followed by There was an error opening the database.





Log in to Windows as a Local Administrator and launch Guard1 Plus. If the error does not recur, assign the following minimum required permissions to all User Accounts that will be using Guard1 Plus:


If the error recurs when logged in as Local Administrator, insert your Guard1 Plus CD.  The installer should launch automatically; if it does not, open My Computer, navigate to your CD drive and double-click Setup.exe.  Choose the Repair option, then follow the Wizard to repair the Guard1 Plus installation.  Restart the PC when the process is complete, then launch Guard1 Plus.


If the error recurs, uninstall/reinstall Guard1 Plus.