appium - no browsername error

gistfile1.txt

[Appium] Welcome to Appium v1.6.4
[Appium] Appium REST http interface listener started on 0.0.0.0:4723
[HTTP] --> POST /wd/hub/session {"desiredCapabilities":{"browserName":"","platformName":"android","platformVersion":"6.0.1","deviceName":"Nexus 5"}}
[debug] [MJSONWP] Calling AppiumDriver.createSession() with args: [{"browserName":"","platformName":"android","platformVersion":"6.0.1","deviceName":"Nexus 5"},null,null,null,null]
[debug] [BaseDriver] Event 'newSessionRequested' logged at 1494399375416 (09:56:15 GMT+0300 (Jerusalem Daylight Time))
[Appium] Creating new AndroidDriver (v1.17.1) session
[Appium] Capabilities:
[Appium]   browserName: ''
[Appium]   platformName: 'android'
[Appium]   platformVersion: '6.0.1'
[Appium]   deviceName: 'Nexus 5'
[debug] [AndroidDriver] AndroidDriver version: 1.17.1
[AndroidDriver] Error: The desired capabilities must include either an app, appPackage or browserName
    at Object.wrappedLogger.errorAndThrow (../../lib/logging.js:63:13)
    at AndroidDriver.validateDesiredCaps (../../lib/driver.js:446:11)
    at AndroidDriver.callee$0$0$ (../../../../lib/basedriver/commands/session.js:14:8)
    at tryCatch (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:67:40)
    at GeneratorFunctionPrototype.invoke [as _invoke] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:315:22)
    at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at invoke (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:136:37)
    at enqueueResult (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:185:17)
    at new Promise (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\core-js\library\modules\es6.promise.js:201:7)
    at AsyncIterator.enqueue (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:184:12)
    at AsyncIterator.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at Object.runtime.async (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:209:12)
    at AndroidDriver.callee$0$0 [as createSession] (../../../../lib/basedriver/commands/session.js:8:46)
    at AndroidDriver.createSession$ (../../lib/driver.js:32:20)
    at tryCatch (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:67:40)
    at GeneratorFunctionPrototype.invoke [as _invoke] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:315:22)
    at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at invoke (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:136:37)
    at enqueueResult (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:185:17)
    at new Promise (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\core-js\library\modules\es6.promise.js:201:7)
    at AsyncIterator.enqueue (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:184:12)
    at AsyncIterator.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at Object.runtime.async (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:209:12)
    at AndroidDriver.createSession (../../lib/driver.js:125:24)
    at AppiumDriver.createSession$ (../../lib/appium.js:183:43)
    at tryCatch (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:67:40)
    at GeneratorFunctionPrototype.invoke [as _invoke] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:315:22)
    at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at invoke (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:136:37)
    at enqueueResult (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:185:17)
    at new Promise (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\core-js\library\modules\es6.promise.js:201:7)
    at AsyncIterator.enqueue (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:184:12)
    at AsyncIterator.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at Object.runtime.async (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:209:12)
    at AppiumDriver.createSession (../../lib/appium.js:183:31)
    at ../../../lib/basedriver/driver.js:218:24
    at tryCatcher (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\util.js:26:23)
    at Promise._settlePromiseFromHandler (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\promise.js:510:31)
    at Promise._settlePromiseAt (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\promise.js:584:18)
    at Promise._settlePromiseAtPostResolution (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\promise.js:248:10)
    at Async._drainQueue (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\async.js:128:12)
    at Async._drainQueues (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\async.js:133:10)
    at Immediate.Async.drainQueues [as _onImmediate] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\async.js:15:14)
    at processImmediate [as _immediateCallback] (timers.js:396:17)
 [Error: The desired capabilities must include either an app, appPackage or browserName]
[debug] [AndroidDriver] Shutting down Android driver
[debug] [AndroidDriver] Called deleteSession but bootstrap wasn't active
[MJSONWP] Encountered internal error running command: Error: The desired capabilities must include either an app, appPackage or browserName
    at Object.wrappedLogger.errorAndThrow (../../lib/logging.js:63:13)
    at AndroidDriver.validateDesiredCaps (../../lib/driver.js:446:11)
    at AndroidDriver.callee$0$0$ (../../../../lib/basedriver/commands/session.js:14:8)
    at tryCatch (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:67:40)
    at GeneratorFunctionPrototype.invoke [as _invoke] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:315:22)
    at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at invoke (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:136:37)
    at enqueueResult (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:185:17)
    at new Promise (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\core-js\library\modules\es6.promise.js:201:7)
    at AsyncIterator.enqueue (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:184:12)
    at AsyncIterator.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at Object.runtime.async (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:209:12)
    at AndroidDriver.callee$0$0 [as createSession] (../../../../lib/basedriver/commands/session.js:8:46)
    at AndroidDriver.createSession$ (../../lib/driver.js:32:20)
    at tryCatch (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:67:40)
    at GeneratorFunctionPrototype.invoke [as _invoke] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:315:22)
    at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at invoke (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:136:37)
    at enqueueResult (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:185:17)
    at new Promise (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\core-js\library\modules\es6.promise.js:201:7)
    at AsyncIterator.enqueue (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:184:12)
    at AsyncIterator.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at Object.runtime.async (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:209:12)
    at AndroidDriver.createSession (../../lib/driver.js:125:24)
    at AppiumDriver.createSession$ (../../lib/appium.js:183:43)
    at tryCatch (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:67:40)
    at GeneratorFunctionPrototype.invoke [as _invoke] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:315:22)
    at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at invoke (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:136:37)
    at enqueueResult (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:185:17)
    at new Promise (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\core-js\library\modules\es6.promise.js:201:7)
    at AsyncIterator.enqueue (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:184:12)
    at AsyncIterator.prototype.(anonymous function) [as next] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21)
    at Object.runtime.async (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:209:12)
    at AppiumDriver.createSession (../../lib/appium.js:183:31)
    at ../../../lib/basedriver/driver.js:218:24
    at tryCatcher (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\util.js:26:23)
    at Promise._settlePromiseFromHandler (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\promise.js:510:31)
    at Promise._settlePromiseAt (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\promise.js:584:18)
    at Promise._settlePromiseAtPostResolution (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\promise.js:248:10)
    at Async._drainQueue (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\async.js:128:12)
    at Async._drainQueues (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\async.js:133:10)
    at Immediate.Async.drainQueues [as _onImmediate] (C:\Users\Witty\AppData\Roaming\npm\node_modules\appium\node_modules\bluebird\js\main\async.js:15:14)
    at processImmediate [as _immediateCallback] (timers.js:396:17)
[HTTP] <-- POST /wd/hub/session 500 58 ms - 215