我正在尝试按照 ember-cli.com 的"入门"部分进行操作，但是在尝试"余烬服务"时出现错误：
version: 0.1.6
Could not find watchman, falling back to NodeWatcher for file system events
Livereload server on port 35729
Serving on http://0.0.0.0:4200/
File: project/app.js
false == true
AssertionError: false == true
at Visitor.PVp.visitWithoutReset (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/node_modules/esnext/node_modules/recast/node_modules/ast-types/lib/path-visitor.js:135:12)
at Visitor.PVp.visit (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/node_modules/esnext/node_modules/recast/node_modules/ast-types/lib/path-visitor.js:117:21)
at Function.transform (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/node_modules/esnext/node_modules/regenerator/lib/visit.js:31:18)
at transform (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/node_modules/esnext/lib/index.js:86:23)
at compile (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/node_modules/esnext/lib/index.js:33:9)
at EsnextFilter.processString (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/index.js:41:16)
at EsnextFilter.Filter.processFile (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/node_modules/broccoli-filter/index.js:136:31)
at Promise.resolve.then.catch.err.file (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/node_modules/broccoli-filter/index.js:82:21)
at $$$internal$$tryCatch (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/node_modules/broccoli-filter/node_modules/rsvp/dist/rsvp.js:490:16)
at $$$internal$$invokeCallback (/Users/tiagomatos/Desktop/project/node_modules/ember-cli-esnext/node_modules/broccoli-esnext/node_modules/broccoli-filter/node_modules/rsvp/dist/rsvp.js:502:17)
我似乎找不到其他有相同问题的人，所以我有点迷茫。关于可能导致这种情况的原因的任何想法？
额外的上下文：
操作系统：OS X 优胜美地
$ node -v
v0.10.35
$ npm -v
2.1.18
可以通过将
"ember-cli-esnext": "0.1.1"替换为package.json文件中的"ember-cli-6to5": "0.2.1"然后运行npm install来解决此问题。
或者，您也可以按照这些升级说明升级到 ember-cli 0.1.7。
更多 这里 和 这里.