[ERROR] Failed to run command "build"
[ERROR] TypeError: Cannot call method 'on' of null
    at C:\Users\Tester\Documents\Appcelerator_Studio_Workspace\alloyAndroidProject\plugins\ti.alloy\hooks\alloy.js:132:18
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\node-appc\lib\async.js:35:6
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\async\lib\async.js:232:13
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\async\lib\async.js:119:25
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\async\lib\async.js:24:16
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\async\lib\async.js:229:17
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\async\lib\async.js:516:34
    at C:\Users\Tester\Documents\Appcelerator_Studio_Workspace\alloyAndroidProject\plugins\ti.alloy\hooks\alloy.js:85:7
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\async\lib\async.js:511:21
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\async\lib\async.js:227:13
---------------------------------------------
    at async.setImmediate (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:96:15)
    at C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:696:21
    at Array.forEach (native)
    at _each (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:32:24)
    at _insert (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:681:11)
    at q.push (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:708:15)
    at C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\emulators\genymotion.js:127:12
    at queue.drain (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\node-appc\lib\subprocess.js:108:3)
---------------------------------------------
    at async.setImmediate (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:96:15)
    at C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:696:21
    at Array.forEach (native)
    at _each (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:32:24)
    at _insert (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:681:11)
    at q.push (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:708:15)
    at Object.findExecutable (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\node-appc\lib\subprocess.js:113:8)
    at async.parallel.virtualbox (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\emulators\genymotion.js:97:20)
---------------------------------------------
    at Connection.exec (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\adb.js:213:9)
    at conn.exec.dontWaitForData (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\adb.js:440:9)
    at Connection.<anonymous> (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\adb.js:154:15)
    at EventEmitter.emit (events.js:95:17)
    at Socket.<anonymous> (_stream_readable.js:745:14)
    at EventEmitter.emit (events.js:92:17)
---------------------------------------------
    at Readable.on (_stream_readable.js:688:33)
    at Connection.exec (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\adb.js:114:9)
    at ADB.shell (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\adb.js:436:7)
    at C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\adb.js:312:8
    at C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:551:21
    at C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:227:13
    at iterate (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:134:13)
    at async.eachSeries (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\async\lib\async.js:150:9)
---------------------------------------------
    at Readable.on (_stream_readable.js:688:33)
    at Connection.exec (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\adb.js:114:9)
    at ADB.devices (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\adb.js:362:23)
    at findTargetDevices (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\android\cli\commands\_build.js:235:21)
    at conf.options.device-id.verifyIfRequired (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\android\cli\commands\_build.js:534:8)
    at CLI.<anonymous> (C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\lib\cli.js:606:16)
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\async\lib\async.js:551:21
    at C:\Users\Tester\AppData\Roaming\npm\node_modules\titanium\node_modules\async\lib\async.js:227:13
---------------------------------------------
    at run (C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\node-appc\lib\subprocess.js:59:8)
    at C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\titanium-sdk\lib\android.js:475:4
    at C:\Users\Tester\AppData\Roaming\Titanium\mobilesdk\win32\3.3.0.v20140627202512\node_modules\node-appc\lib\subprocess.js:129:3
    at exithandler (child_process.js:645:7)
    at EventEmitter.emit (events.js:98:17)
    at maybeClose (child_process.js:753:16)
    at Socket.<anonymous> (child_process.js:966:11)