Please run npm run doctor and paste the output here

Wechaty Doctor

1. Wechaty version: #git[93d1728 doc]
2. Darwin x64 version 15.6.0 memory 146/4096 MB
3. Docker: false

Expected behavior

run wechaty

Actual behavior

error log as follows:

ERR PuppetWeb initBrowser() exception: The previously configured ChromeDriver service is still running. You must shut it down before you may adjust its configuration.
ERR PuppetWebEvent onBrowserDead() exception: The previously configured ChromeDriver service is still running. You must shut it down before you may adjust its configuration.

Steps to reproduce the behavior (and fixes, if any)

execute npm install

lijiaruideAir:example lijiarui$ npm install
wechaty@0.4.0 /Users/lijiarui/git/wechaty
├── brolog@0.3.10
├── typescript@2.0.3
└── wechat-qrcode@0.1.0 extraneous

├─┬ phantomjs-prebuilt@2.1.13
│ └── es6-promise@4.0.5
└── wechat-qrcode@0.1.0 extraneous

and close some program then fix the error