[VB.Net] Error

Error:

Code:

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Unable to cast COM object of type 'System.__ComObject' to interface type 'MSNMessengerAPI.IMSNMessengerContact'. This operation failed because the QueryInterface call on the COM component for the interface with IID '{9B7B6E54-9417-4CF1-9B6A-A469EFC20A56}' failed due to the following error: Error loading type library/DLL. (Exception from HRESULT: 0x80029C4A (TYPE_E_CANTLOADLIBRARY)).

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My Code:

Code:

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    Private Sub btnNudge_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnNudge.Click
        Dim ViCtIm As String = lstVictims.SelectedItem.ToString()
        For Times = 1 To txtTimes.Text
            m.Send.Nudge(ViCtIm)
        Next
    End Sub

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Times is declared at the top.

This is only a program to get revenge upon some nub who decided it would be fun to spam me. >.>' Still not the best idea but still :D