Hi Daniel, It gives the following compile time error: /boost/include/boost-1_37/boost/serialization/unordered_map_mod.hpp:49: error: redefinition of ‘template void boost::serialization::stl::load_hash_collection(Archive&, Container&)’ /boost/include/boost-1_37/boost/serialization/hash_collections_load_imp.hpp:33: error: ‘template void boost::serialization::stl::load_hash_collection(Archive&, Container&)’ previously declared here how should I proceed? _alev On Sat, Apr 3, 2010 at 8:52 PM, Daniel F. Savarese wrote:

In message , al ev mutlu writes:

...

I could not find any library for unordered_map? Is there one?

No. This is what my company has been using for the past four years: http://www.savarese.com/software/wispers/api/a00254_source.html

daniel