public Form4(Form7 formLink) { this.formLink = formLink; InitializeComponent(); connection.ConnectionString = @"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=DataBase2.accdb; Persist Security Info=False;"; }
private void button2_Click(object sender, EventArgs e) { Form7 obj7 = new Form7(this); obj7.RefToForm1 = this; Form4 obj4 = new Form4(obj7); obj4.RefToForm1 = this; this.Visible = false; obj7.Show(); }