C# Debugging help

// Declare a Student // ID must be an integer and gpa must be a double to continue using System; using static System.Console; class DebugEleven04 { static void Main() { Student stu = new Student(); bool areNumbersGood = false; while(!areNumbersGood) { try { stu.setID(); stu.setGPA(); } catch (FormatException e) { WriteLine(e.Message); WriteLine("(Either the student ID or the GPA"); WriteLine(" was not in the correct format)"); WriteLine("You will have to re-enter the student data."); } } WriteLine("Valid student"); } } public class Student { private int stuId; private double stuGpa; public void setID() { string stuNumber; try { Write("Enter student ID "); stuNumber = ReadLine; stuId = Convert.ToInt32(stuNumber); } catch(FormatException fe) throw(fe); } public void setGPA() { string stuGPAString; try { Write("Enter student GPA "); stuGPAString = ReadLine(); stuGpa = Convert.ToDouble(stuGPAString); } catch(FormatException fe) { throw(fe); } } }