Public Function execute(ByVal DllPath As String, ByVal ClassName As String, _
      ByVal MethodName As String, ByVal Parameters() As Object) As Object
        Dim asm As System.Reflection.Assembly = _
        System.Reflection.Assembly.LoadFrom(DllPath)
 
        Dim t As Type = asm.GetType(ClassName)
        Dim o As Object = Activator.CreateInstance(t)
        Dim mi As System.Reflection.MethodInfo = t.GetMethod(MethodName)
        Return mi.Invoke(o, Reflection.BindingFlags.Instance, Nothing, _
          Parameters, Nothing)
    End Function

        Dim dllPath As String = ".....hsbTest\bin\Debug\hsbTest.dll"
        Dim className As String = "hsbTest.hsbTestNS.hsbTestCL"
        Dim methodName As String = "testIt"
        Dim parms As Object = New String() {"p1", "p2"}
 
        sa = execute(dllPath, className, methodName, New Object() {parms})
 
        For Each s As String In sa
            Debug.WriteLine(s)
        Next

Those people who think they know everything are a great annoyance to those of us who do - Isaac Asimov