我在咕噜声方面遇到了一些麻烦。我正在使用我们编写的一个小软件来发布和发送电子邮件，但是当我运行命令来创建电子邮件时发生了一个咕噜声错误并且我已经尝试修复它但是我不能，它适用于我的团队的其他计算机但它对我的不起作用。有人可以帮忙吗？
Running "imagemin:dynamic" (imagemin) task
Fatal error: Cannot read property 'contents' of undefined
谢谢你的帮助
这些是我得到的其他错误：
npm ERR! Darwin 14.5.0
npm ERR! argv "/usr/local/bin/node" "/usr/local/bin/npm" "run" "dev"
npm ERR! node v4.2.4
npm ERR! npm v3.5.3
npm ERR! code ELIFECYCLE
npm ERR! emails@1.0.0 dev: `grunt default`
npm ERR! Exit status 3
npm ERR!
npm ERR! Failed at the emails@1.0.0 dev script 'grunt default'.
npm ERR! Make sure you have the latest version of node.js and npm installed.
npm ERR! If you do, this is most likely a problem with the emails package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR! grunt default
npm ERR! You can get information on how to open an issue for this project with:
npm ERR! npm bugs emails
npm ERR! Or if that isn't available, you can get their info via:
npm ERR! npm owner ls emails
npm ERR! There is likely additional logging output above.
npm ERR! Please include the following file with any support request:
npm ERR! /Users/iPatriot/projects/aliada/emails/npm-debug.log