SetModifiedFlag Error Message on Startup
Copyright © 2019 EarthSoft, Inc • Modified: 12 Nov 2019
On startup you may get a message box with the following message:
Object reference not set to an instance of an object.
at vd_user_control.Control1.SetModifiedFlag(Boolean b)
This can occur if a version of Microsoft .NET is installed that is not compatible with EnviroInsite. As of December 2015, EnviroInsite 2014 needs to have Microsoft .NET 4 or later installed. You can get the .NET installation files from http://www.microsoft.com/net.