private void btnSearch_Click(object sender, EventArgs e) { // Get Data Person temp = new Person(); // Perform the search we created in Person class and store the returned dataset DataSet ds = temp.SearchContacts(txtFirstName.Text, txtLastName.Text); // Display data (dataset) gvResults.DataSource = ds; // point datagrid to dataset gvResults.DataMember = ds.Tables["Persons"].ToString(); // What table in the dataset // gvResults.DataMember = ds.Tables[0].TableName; // Alt. Method to display table without knowing the name }