null crash in yee.js

[leavez]

This crash happened after running for about 3 hours

/opt/nodejs/lib/node_modules/homebridge-yeelight/lib/yee.js:83
                              that.sock.setNoDelay(true);
                                        ^

TypeError: Cannot read property 'setNoDelay' of null
    at Socket.<anonymous> (/opt/nodejs/lib/node_modules/homebridge-yeelight/lib/yee.js:83:41)
    at Object.onceWrapper (events.js:313:30)
    at emitNone (events.js:111:20)
    at Socket.emit (events.js:208:7)
    at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1169:10)