Additional information: Unable to cast COM object of type 'System.__ComObject'
to interface type 'Skybound.Gecko.nsIDOMNSElement'. This operation failed
because the QueryInterface call on the COM component for the interface with IID
'{F0AEF489-18C5-4DE6-99D5-58B3758B098C}' failed due to the following error: No
such interface supported (Exception from HRESULT: 0x80004002 (E_NOINTERFACE)).