public partial class Form1 : Form
    {
 
        static StartPage StartSeite = new StartPage();
 
 
        public Form1()
        {
 
            InitializeComponent();
 
 
        }
 
        private void button1_Click(object sender, EventArgs e)
        {
 
            StartSeite.ViewPage(Pages);
 
 
        }
 
        private void button2_Click(object sender, EventArgs e)
        {
 
            this.Pages.Controls.Clear();
            GC.Collect();
 
        }