Note: This article was originally published in 2012. Some steps, commands, or software versions may have changed. Check the current Forefront documentation for the latest information.

When trying to install Forefront protection 2012 Beta you get the following error message: (http://technology.bauzas.com/files/2012/02/Screen-Shot-2012-02-21-at-10.54.16-AM.png)](http://technology.bauzas.com/files/2012/02/Screen-Shot-2012-02-21-at-10.54.16-AM.png) Setup encountered the following runtime error. Error Message: Could not load file or assembly ´SMSwrappers, version = 3.0.0.0, culture=neutral, PublicKeyToken=31bf3856ad364e35´or one of its dependencies. The system cannot find the file specified.   Any ideas on how to resolve this?   A: This is usually due to corrupted installation files. After downloading the .zip file again it worked fine!

Summary

This guide covered the common causes and solutions for this Forefront issue. If the problem persists, check the official documentation or system logs for additional diagnostic information.