https://svn.boost.org/trac10/ticket/12032 <p> On Windows, attempting to call read or write before calling connect returns boost::system::error_code (expected behavior) with value 10057 (unexpected value), rather than boost::system::errc::not_connected (expected value). 10057 is windows sockets error WSAENOTCONN. </p> en-us /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/12032 Trac 1.4.3 Francisco Aguilera <Falven2000@…> Mon, 29 Feb 2016 21:06:19 GMT https://svn.boost.org/trac10/ticket/12032#comment:1 https://svn.boost.org/trac10/ticket/12032#comment:1 <ul> <li><strong>version</strong> <span class="trac-field-old">Boost 1.61.0</span> → <span class="trac-field-new">Boost 1.60.0</span> </li> </ul> Ticket