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SqlException.ToString Method

Definition

Returns a string that represents the current SqlException object, and includes the client connection ID (for more information, see ClientConnectionId).

public:
 override System::String ^ ToString();
public override string ToString();
override this.ToString : unit -> string
Public Overrides Function ToString () As String

Returns

A string that represents the current SqlException object.String.

Examples

The following C# example shows how a connection attempt to a valid server but non-existent database causes a SqlException, which includes the client connection ID:

using System.Data.SqlClient;
using System;

public class A {
   public static void Main() {
      SqlConnection connection = new SqlConnection();
      connection.ConnectionString = "Data Source=a_valid_server;Initial Catalog=Northwinda;Integrated Security=true";
      try {
         connection.Open();
      }
      catch (SqlException p) {
         Console.WriteLine("{0}", p.ClientConnectionId);
         Console.WriteLine("{0}", p.ToString());
      }
      connection.Close();
   }
}

The following Visual Basic sample is functionally equivalent to the previous (C#) sample:

Imports System.Data.SqlClient
Imports System

Module Module1

    Sub Main()
        Dim connection As New SqlConnection()
        connection.ConnectionString = "Data Source=a_valid_server;Initial Catalog=Northwinda;Integrated Security=true"
        Try
            connection.Open()
        Catch p As SqlException
            Console.WriteLine("{0}", p.ClientConnectionId)
            Console.WriteLine("{0}", p.ToString())
        End Try
        connection.Close()
    End Sub

End Module

Applies to