Question : Exchange 2010 Rollup 3 Issues

I'm running Exchange 2010 on a Windows Server 2008 R2 server.  After installing KB981401 (Rollup 3) on my Exchange 2010 server OWA stopped working.  Any assistance is greatly appreciated.  Thank you.

Answer : Exchange 2010 Rollup 3 Issues

The most common fix seemed to be to re-run it "as administrator".