I'm getting the “missing a using directive or assembly reference” and no clue what's going wrong

Question

I\'m trying to allow a user to enter data into a textbox that will be added to the web.config file. I\'ve added the relevent lines to the web.config file but when I make thi

Answer 1

I have observed a quote ' in your 1st line and also at the end of your last line.

'using System.Collections.Generic;

Is this present in your original code or some formatting mistake?