id summary reporter owner description type status milestone component version severity resolution keywords cc 12269 wrong error code anonymous chris_kohlhoff On Windows, attempting to call async_read_until (and probably other async functions) after the other side close the connection returns boost::system::error_code with value 1236 (ERROR_CONNECTION_ABORTED) instead of expected 10053 (WSAECONNABORTED). Bugs new To Be Determined asio Boost 1.61.0 Problem