@beck0r Same error here:
1|mm | MMM-voice: Checking files.
1|mm | MMM-voice: Starting pocketsphinx.
1|mm | Whoops! There was an uncaught exception...
1|mm | TypeError: this.sendSocketNotification is not a function
1|mm | at fs.appendFile (/home/pi/MagicMirror/modules/MMM-voice/node_helper.js:311:22)
1|mm | at /home/pi/MagicMirror/modules/MMM-voice/node_modules/graceful-fs/graceful-fs.js:43:10
1|mm | at FSReqWrap.oncomplete (fs.js:112:15)