使用ADO.NET的时候MDAC低于2.6会引发异常
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************** Exception Text **************
System.InvalidOperationException: The .Net Data OLE DB Provider(System.Data.OleDb) requires Microsoft Data Access Components(MDAC) version 2.6 or later. Version 2.53.6200.0 was found currently installed.
at System.Data.OleDb.OleDbConnection.CreateInstanceMDAC()
at System.Data.OleDb.OleDbConnection.GetObjectPool()
at System.Data.OleDb.OleDbConnection.CreateProvider(OleDbConnectionString constr)
at System.Data.OleDb.OleDbConnection.Open()
at NoteBook.NoteBook.InitDataTable()
at NoteBook.NoteBook.NoteBook_Load(Object sender, EventArgs e)
at System.Windows.Forms.Form.OnLoad(EventArgs e)
at System.Windows.Forms.Form.OnCreateControl()
at System.Windows.Forms.Control.CreateControl(Boolean fIgnoreVisible)
at System.Windows.Forms.Control.CreateControl()
at System.Windows.Forms.Control.WmShowWindow(Message& m)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ScrollableControl.WndProc(Message& m)
at System.Windows.Forms.ContainerControl.WndProc(Message& m)
at System.Windows.Forms.Form.WmShowWindow(Message& m)
at System.Windows.Forms.Form.WndProc(Message& m)
at System.Windows.Forms.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)