Dhtlistener doesnt work!

[v-0-d]

GET http://127.0.0.1:10000/version/ 127.0.0.1:10000/version/:1

Uncaught Error: Invalid argument conversion from struct FB::variant_detail::empty to class std::basic_string<wchar_t,struct std::char_traits<wchar_t>,class std::allocator<wchar_t> > at index 1 pairing.btapp.js:270

Uncaught Error: Error calling method on NPObject.

tried both on chrome and firefox @ Win7.