TypeInitializationException exception on creating an object

Question

I have an assembly (class library project in .Net 3.5) that has some references like System.Configuration and System.Web. I use it on a web applica

Answer 1

Just to catch another scenario, this error will be thrown when your AppConfig contains a section that is not defined in the configSections node. It's case sensitive, so verify that your custom config sections match what's in the configSections node.