Constructor is not working

[MrBlack]

i have created two winforms ,first from take a value and pass it into the second form and display on a label, but when i run the programme it throws exception

form 1

private void button1_Click(object sender, EventArgs e)
        {
              Form2 fm2 = new Form2(this.txtName.Text);
              fm2.Show();
        }

form 2

Form2 Constructor

public Form2(string parm)
        {
            this.label1.Text = parm;
            InitializeComponent();
        }

[kvprajapati]

Read - http://stackoverflow.com/questions/1042706/where-and-when-is-initializecomponent-called-in-windows-forms-control-in-vb-net

public Form2(string parm)
        {
         InitializeComponent();
         this.label1.Text = parm;
        }

[MrBlack]

Read - http://stackoverflow.com/questions/1042706/where-and-when-is-initializecomponent-called-in-windows-forms-control-in-vb-net

public Form2(string parm)
        {
         InitializeComponent();
         this.label1.Text = parm;
        }

Thanks a lot adatapost