try
{
MySqlConnection some_connection = new MySqlConnection("datasource=192.168.1.113;port=3306;username=root;password="contests"
MySqlDataAdapter some_adapter = new MySqlAdapter("Select nume from db_A0xx.app_users,some_connection);
some_connection.Open();
DataSet my_data_set = new DataSet();
adapter.Fill(my_data_set,"app_users");
dataGridView1.DataSource = my_data_set.Tables["app_users"];
some_connection.close();
}
catch (Exception some_errors);
{
 MessageBox.Show(some_errors.Message);
}