Boost C++ Libraries: Ticket #13441: Boos.Locale message formating exception if 'ß' used in translation file https://svn.boost.org/trac10/ticket/13441 <p> If I use a 'ß' in the translation and load this resource file i get an debug error. </p> <pre class="wiki">boost::locale::generator gen; gen.add_messages_domain("MyDomain"); const auto de = gen("de_DE"); // debug error </pre> en-us Boost C++ Libraries /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/13441 Trac 1.4.3