/home/tom/node_modules/airtunes/lib/rtsp.js:385
this.socket.end(this.makeHead('TEARDOWN', '', di) + '\r\n');
^
TypeError: Cannot read property 'end' of null
at Client.sendNextRequest (/home/tom/node_modules/airtunes/lib/rtsp.js:385:17)
at Client.teardown (/home/tom/node_modules/airtunes/lib/rtsp.js:124:8)
at AirTunesDevice.stop (/home/tom/node_modules/airtunes/lib/device_airtunes.js:121:13)
at stop (/home/tom/node_modules/airtunes2mqtt/index.js:250:30)
at Socket.client.on.data (/home/tom/node_modules/airtunes2mqtt/index.js:369:17)
at Socket.emit (events.js:182:13)
at /home/tom/node_modules/socket.io/lib/socket.js:528:12
at process._tickCallback (internal/process/next_tick.js:61:11)
