modmqttd[2535052]: [CRITICAL] config error(line 899): Conversion failed, value 32768 out of range
modmqttd[2535052]: terminate called after throwing an instance of 'boost::wrapexcept<boost::exception_detail::error_info_injector<boost::log::v2_mt_posix::system_error> >'
When using maps, keys over 0x7FFF, so still 16 bits but possibly being treated as signed values, are rejected. The following map:
produces: