private void Button1_Click(object sender, EventArgs e) { try { Dictionary <string, string> data = new Dictionary <string, string>(); data["name"] = textBox1.Text; data["email"] = textBox2.Text; data["contact"] = textBox3.Text; data["address"] = richTextBox1.Text; data["company"] = textBox4.Text; conn = DatabaseReader.CreateConnection(); DatabaseReader.CreateContactTable(conn); if (DatabaseReader.InsertContactData(data, conn)) { MessageBox.Show("Record added successfully !"); } else { MessageBox.Show("Unable to add record !"); } }catch (Exception ex) { MessageBox.Show(ex.Message); } finally { DatabaseReader.Close(conn); conn = null; } }