#154 楼 @fengytn http://www.cnblogs.com/lishuai0214/p/4617051.html, 我遇到的问题和你一样，原来是 homebrew 对新的 OS　X 不支持，需要重新安装一下，具体可以参考链接里的解决办法

[debug] [UIAuto] Dynamic bootstrap code: // This file is automatically generated. Do not manually modify!
...
[debug] [UIAuto] Dynamic bootstrap path: /Users/bobli/Library/Application Support/appium/bootstrap/bootstrap-0f2f33a19dafe5b0.js
[debug] [UIAuto] Reusing dynamic bootstrap: /Users/bobli/Library/Application Support/appium/bootstrap/bootstrap-0f2f33a19dafe5b0.js
[debug] [iOS] Running ios real device reset flow
[debug] [iOSLog] Attempting iOS device log capture via libimobiledevice idevicesyslog
[debug] [iOSLog] Found idevicesyslog: '/usr/local/bin/idevicesyslog'

[debug] [iOS] Creating iDevice object with udid 8897b2aa73751c4b4948c4c7d1bd53722cb263c3

[debug] [iOS] App is not installed. Will try to install.

[MJSONWP] Encountered internal error running command: Error: Installing /var/folders/2s/5p6vxhc94b35ng1_zr46_ll80000gn/T/2016821-47166-rf786b/Payload/ANETCheckin.app failed
at /Applications/Appium.app/Contents/Resources/node_modules/appium/node_modules/appium-ios-driver/node_modules/node-idevice/main.js:159:6
at ChildProcess.exithandler (child_process.js:193:7)
at emitTwo (events.js13)
at ChildProcess.emit (events.js:185:7)
at maybeClose (internal/child_process.js:850:16)
at Socket. (internal/child_process.js:323:11)
at emitOne (events.js:90:13)
at Socket.emit (events.js:182:7)
at Pipe._onclose (net.js:475:12)
请问我这个是什么原因？我一惊弄了好几天都解决不了，谢谢了！