المساعدة في استيراد البيانات من اوراكل الى C# & Vb 2008

C#

Imports System.Data

Imports Oracle.DataAccess.Client ' ODP.NET Oracle managed provider

Imports Oracle.DataAccess.Types

Public Class Form1

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

End Sub

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

Dim oradb As String = "Data Source=Aljassem-PC;User Id=hr;Password=hr;"

Dim conn As New OracleConnection(oradb)

conn.Open()

Dim cmd As New OracleCommand

cmd.Connection = conn

cmd.CommandText = "select department_name from departments where department_id = 10"

cmd.CommandType = CommandType.Text

Dim dr As OracleDataReader = cmd.ExecuteReader()

dr.Read()

Label1.Text = dr.Item("department_name")

conn.Dispose()

End Sub

End Class

Could not load file or assembly 'Oracle.DataAccess, Version=2.111.7.20, Culture=neutral, PublicKeyToken=89b483f429c47342' or one of its dependencies. The system cannot find the file specified.