diff -dur boost.org\asio\detail\impl/win_iocp_handle_service.ipp boost.new\asio\detail\impl/win_iocp_handle_service.ipp
--- boost.org\asio\detail\impl/win_iocp_handle_service.ipp	2013-06-24 15:40:25.927381600 +0300
+++ boost.new\asio\detail\impl/win_iocp_handle_service.ipp	2013-06-24 15:02:48.647676200 +0300
@@ -440,16 +440,19 @@
   if (!ok)
   {
     DWORD last_error = ::GetLastError();
-    if (last_error == ERROR_HANDLE_EOF)
-    {
-      ec = boost::asio::error::eof;
-    }
-    else
+    if (last_error != ERROR_MORE_DATA)
     {
-      ec = boost::system::error_code(last_error,
-          boost::asio::error::get_system_category());
+       if (last_error == ERROR_HANDLE_EOF)
+       {
+         ec = boost::asio::error::eof;
+       }
+       else
+       {
+         ec = boost::system::error_code(last_error,
+             boost::asio::error::get_system_category());
+       }
+       return 0;
     }
-    return 0;
   }
 
   ec = boost::system::error_code();