when building a desktop app in wpf can you read documentation of problems and safely subsititute \'app.config\' when people\'s answer\'s refer to \'web.config\'?
if
Web.Config is used for asp.net web projects / web services.
App.Config is used for Windows Forms, Windows Services, Console Apps and WPF applications
Your question isn't providing all the information as to where the gotcha's may lie for you.
Can you give us more info on what you are trying to do in terms of these config files?