Re: [Boost-users] zip_iterator.hpp / boost::tuple requires a using namespace std!

mark pashley writes:

Thankyou Lars & Nathan, the addition of the .template has fixed it. I am still confused as to why the "using" statement appeared to fix/hide the problem, but it is good to know the correct solution.

Are you using Visual Studio? It is the only mainstream compiler I know of that is not implementing two-phase name look-up correctly which can explain could explain some of the roots of your issue. HTH, Philipp Moeller