ConfigurationManager.AppSettings in returning null

Question

I am using ConfigurationManager.AppSettings[myKey] to read a value from the app.config file in my windows application, but the value returned is always null, even though the

Answer 1

i have two project in my solution first i add app.config file in class library project which all instances is call from console application i added these entries in config file in class lib project

it was throwing null exception when i get these in a class in class library project but when i delete app.config from class Library project and added in Console project it works.Cheers

Note: Class lib project reference is added in console