[Mono-list] MySql on mono

[Arx Henrique]

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Hi all,

i'm a newbie in mono and i'm from brazil, so my english is very bad :)

i try make a mysql connection with mono like i see in monodoc, but when
i will run the application this erros are reported:


Unhandled Exception: ByteFX.Data.MySqlClient.MySqlException: Unable to
connect to any of the specified MySQL hosts
in <0x00158> ByteFX.Data.MySqlClient.Driver:Open (ByteFX.Data.
MySqlClient.MySqlConnectionString)
in <0x0003c> ByteFX.Data.MySqlClient.MySqlInternalConnection:Open ()
in <0x000ef> ByteFX.Data.MySqlClient.MySqlPool:CreateNewPooledConnection
()
in <0x00214> ByteFX.Data.MySqlClient.MySqlPool:GetPooledConnection ()
in <0x00052> ByteFX.Data.MySqlClient.MySqlPool:GetConnection ()
in <0x00112> ByteFX.Data.MySqlClient.MySqlPoolManager:GetConnection
(ByteFX.Data.MySqlClient.MySqlConnectionString)
in <0x0007c> ByteFX.Data.MySqlClient.MySqlConnection:Open ()


But, i can connect to mysql database with others applications like php
and mysql control center. I don't know what's happen.

can anybody help me ?

the source code of my app is attached

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// created on 28/7/2004 at 13:57
using System;
         using System.Data;
         using ByteFX.Data.MySqlClient;
         
         public class Test 
         {
            public static void Main(string[] args)
            {
               string connectionString = 
                  "Server=localhost;" +
                  "Database=cientifico;" +
                  "User ID=root;";
               MySqlConnection dbcon;
               dbcon = new MySqlConnection(connectionString);
               dbcon.Open();
               IDbCommand dbcmd = dbcon.CreateCommand();
               // requires a table to be created named employee
               // with columns firstname and lastname
               // such as,
               //        CREATE TABLE employee (
               //           firstname varchar(32),
               //           lastname varchar(32));
               string sql = "select nom_doenca from doencas";
               dbcmd.CommandText = sql;
               IDataReader reader = dbcmd.ExecuteReader();
               while(reader.Read()) {
                    string FirstName = (string) reader["nom_doenca"];
                    Console.WriteLine("Name: " + FirstName);
               }
               // clean up
               reader.Close();
               reader = null;
               dbcmd.Dispose();
               dbcmd = null;
               dbcon.Close();
               dbcon = null;
            }
         }
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