Code:
 


SqlConnection dbCon = new SqlConnectio(connectionstring);
SqlCommand sqlCom = new SqlCommand();
sqlCom.CommandText = "SELECT FROM rizha";//comment:rizha is a table
     try
    {
    SqlDataReader dr;
    dbCon.Open();
    dr = sqlCom.ExecuteReader();
    if (dr.HasRows == true )
    {//comment:I run with break piont and I undrestand this line never
...