private void button1_Click(object sender, EventArgs e)
 {
     frmMainForm mainForm = new frmMainForm();
     try
     {
         this.Hide();
         mainForm.ShowDialog();
         this.Close();
     }
     catch (Exception ex)
     {
         MessageBox.Show("Unexcpected error occured while running.");
     }
 }
 private void btnHome_Click(object sender, EventArgs e)
 {
     try
     {
         this.Hide();
         frmMain.ShowDialog();
     }
     catch
     {
         this.Hide();
         frmMain = new frmMainForm();
         frmMain.ShowDialog();
     }
 }
 private void button1_Click(object sender, EventArgs e)
 {
     frmMainForm mainScreen = new frmMainForm();
     try
     {
         this.Hide();
         mainScreen.ShowDialog();
     }
     catch
     {
         this.Hide();
         mainScreen = new frmMainForm();
         mainScreen.ShowDialog();
     }
 }
 private void btnHome_Click(object sender, EventArgs e)
 {
     try
     {
         frmMainForm frmMain = new frmMainForm();
         this.Hide();
         frmMain.ShowDialog();
     }
     catch(Exception ex)
     {
         MessageBox.Show("Unexpected error occured while running.");
     }
 }