private void btnAddField_Click(object sender, EventArgs e) { BusinessMetaLayer create = BusinessMetaLayer.instance(); int inUse = 0; int success; int fieldSize = Convert.ToInt32(this.txtFieldSize.Text); success = create.addField(txtFieldRef.Text, fieldSize, inUse); if (success == 1) { MessageBox.Show("Field Created"); txtFieldRef.Clear(); txtFieldSize.Clear(); } else { MessageBox.Show("An input is incorrect"); } }