Anybody know what the following errors are (In Microsoft Visual Studio[MVS] they show up in the output tab in Debug mode)? "A first chance exception of type 'System.Configuration.ConfigurationErrorsException' occurred in System.dll A ...

I have been having nothing but trouble trying to get C# to read excel. I haven't even gotten to the writing part, but I imagine it's going to be a challenge, too. FYI, I'm pretty new at this, and don't have a ton of experience, so I'm sure ...