Matrix os micTest app

Every time I try to start mictTest app the matrix os crashes.

Uncaught exception:  TypeError: micConfig.set_gain is not a function
    at Object.prepare (/home/pi/matrix-os/lib/device/drivers/mic.js:84:15)
    at self.send (/home/pi/matrix-os/lib/service/component.js:67:17)
    at Object.start (/home/pi/matrix-os/lib/device/sensor.js:64:15)
    at EventEmitter.sensorInitListener (/home/pi/matrix-os/lib/event/sensors.js:24:24)
    at emitOne (events.js:96:13)
    at EventEmitter.emit (events.js:188:7)
    at ChildProcess.messageHandler (/home/pi/matrix-os/lib/event/app.js:159:23)
    at emitTwo (events.js:106:13)
    at ChildProcess.emit (events.js:191:7)
    at process.nextTick (internal/child_process.js:744:12) TypeError: micConfig.set_gain is not a function
    at Object.prepare (/home/pi/matrix-os/lib/device/drivers/mic.js:84:15)
    at self.send (/home/pi/matrix-os/lib/service/component.js:67:17)
    at Object.start (/home/pi/matrix-os/lib/device/sensor.js:64:15)
    at EventEmitter.sensorInitListener (/home/pi/matrix-os/lib/event/sensors.js:24:24)
    at emitOne (events.js:96:13)
    at EventEmitter.emit (events.js:188:7)
    at ChildProcess.messageHandler (/home/pi/matrix-os/lib/event/app.js:159:23)
    at emitTwo (events.js:106:13)
    at ChildProcess.emit (events.js:191:7)
    at process.nextTick (internal/child_process.js:744:12)
UNKNOWN ERROR! TypeError: micConfig.set_gain is not a function
    at Object.prepare (/home/pi/matrix-os/lib/device/drivers/mic.js:84:15)
    at self.send (/home/pi/matrix-os/lib/service/component.js:67:17)
    at Object.start (/home/pi/matrix-os/lib/device/sensor.js:64:15)
    at EventEmitter.sensorInitListener (/home/pi/matrix-os/lib/event/sensors.js:24:24)
    at emitOne (events.js:96:13)
    at EventEmitter.emit (events.js:188:7)
    at ChildProcess.messageHandler (/home/pi/matrix-os/lib/event/app.js:159:23)
    at emitTwo (events.js:106:13)
    at ChildProcess.emit (events.js:191:7)
    at process.nextTick (internal/child_process.js:744:12)
Unable to clean, exitting...