Development VB.Net Tutorial

public class Test
   public Shared Sub Main
        CalculateEmployeeSalaries()
   End Sub
    Private Shared Sub CalculateEmployeeSalaries()
        CheckVacationPay()
    End Sub
    Private Shared Sub CheckVacationPay()
        ShowCallStack()
    End Sub
    Private Shared Sub ShowCallStack()
        Dim stack_trace As New System.Diagnostics.StackTrace(True)
        For i As Integer = 0 To stack_trace.FrameCount - 1
            With stack_trace.GetFrame(i)
                Console.WriteLine("Method: " & .GetMethod().ToString)
                Console.WriteLine("File: " & .GetFileName())
                Console.WriteLine("Line: " & .GetFileLineNumber())
            End With
        Next i
    End Sub
End class
Method: Void ShowCallStack()
File:
Line: 0
Method: Void Main()
File:
Line: 0