咕噜声错误，鲍尔什么都不做，Ubuntu 12.04

我有一台用puphpet Ubuntu 12.04构建的数字海洋机器。 我用的是约曼的角度发生器 我在windows上工作，一切都很好&我只想把我的工作放在ubuntu上。 我把文件放在上面，我这样做：

$ bower install (do nothing)
$ npm install
    npm WARN package.json love@0.0.1 No description
    npm WARN package.json love@0.0.1 No repository field.
    npm WARN package.json love@0.0.1 No README data
    npm WARN unmet dependency /var/www/[***]/love/node_modules/grunt-google-cdn/node_modules/bower requires chalk@'0.5.0' but will load
    npm WARN unmet dependency /var/www/[***]/love/node_modules/grunt-google-cdn/node_modules/chalk,
    npm WARN unmet dependency which is version 0.5.1
$ grunt
    Loading "autoprefixer.js" tasks...ERROR
    >> Error: Cannot find module 'postcss'
    Loading "connect.js" tasks...ERROR
    >> Error: Cannot find module 'cookie-signature'
    Loading "cdnify.js" tasks...ERROR
    >> Error: Cannot find module 'async'

    Running "newer:jshint" (newer) task

    Running "newer:jshint:all" (newer) task

    Running "jshint:all" (jshint) task

    app/scripts/controllers/timer.js
      line 110  col 29  Expected '===' and instead saw '=='.
      line 113  col 30  Expected '===' and instead saw '=='.
      line 116  col 31  Expected '===' and instead saw '=='.
      line 11   col 68  '$log' is defined but never used.
      line 11   col 57  '$location' is defined but never used.

    ✖ 5 problems

    Warning: Task "jshint:all" failed. Use --force to continue.

    Aborted due to warnings.


    Execution Time (2015-01-27 11:44:14 UTC)
    loading tasks      15ms  ▇▇▇ 3%
    newer:jshint        7ms  ▇▇ 1%
    newer:jshint:all   20ms  ▇▇▇ 4%
    jshint:all        467ms  ▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇ 92%
    Total 510ms

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我在错误消息>>的前两行遇到了一个非常类似的问题错误：找不到模块“postss”。在安装了所有未通过npm安装找到的模块后，我能够让它运行。也许你可以试试。。。