Error for Duplicate Tool with new connection in Metadata Browser Companion

[LinnZawWin]

Click Duplicate Tool with new connection in Metadata Browser Companion.

The following error shows up.

************** Exception Text **************
System.InvalidCastException: Unable to cast object of type 'XrmToolBox.New.PluginsForm' to type 'XrmToolBox.New.PluginForm'.
   at XrmToolBox.New.NewForm.cmsMain_ItemClicked(Object sender, ToolStripItemClickedEventArgs e)
   at System.Windows.Forms.ToolStrip.OnItemClicked(ToolStripItemClickedEventArgs e)
   at System.Windows.Forms.ToolStripDropDown.OnItemClicked(ToolStripItemClickedEventArgs e)
   at System.Windows.Forms.ToolStrip.HandleItemClick(ToolStripItem dismissingItem)
   at System.Windows.Forms.ToolStripItem.HandleClick(EventArgs e)
   at System.Windows.Forms.ToolStripItem.HandleMouseUp(MouseEventArgs e)
   at System.Windows.Forms.ToolStrip.OnMouseUp(MouseEventArgs mea)
   at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea)
   at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
   at System.Windows.Forms.Control.WndProc(Message& m)
   at System.Windows.Forms.ToolStrip.WndProc(Message& m)
   at System.Windows.Forms.ToolStripDropDown.WndProc(Message& m)
   at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)