I have the folowing error (I'm including the entire trace here for your convience, error is at the end) :
$ node.exe C:\Users\Yoann\AppData\Roaming\npm\node_modules\grunt-cli\bin\grunt --gruntfile "C:\Users\Yoann\Google Drive\Projets\JobSpot\client\Gruntfile.js" --verbose crx:production
Initializing
Command-line options: --gruntfile=C:\Users\Yoann\Google Drive\Projets\JobSpot\client\Gruntfile.js, --verbose
Reading "Gruntfile.js" Gruntfile...OK
Registering Gruntfile tasks.
Registering "grunt-angular-gettext" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-angular-gettext\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-angular-gettext\package.json...OK
Loading "compile.js" tasks...OK
- nggettext_compile
Loading "extract.js" tasks...OK
- nggettext_extract
Registering "grunt-autoprefixer" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-autoprefixer\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-autoprefixer\package.json...OK
Loading "autoprefixer.js" tasks...OK
Registering "grunt-concurrent" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-concurrent\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-concurrent\package.json...OK
Loading "concurrent.js" tasks...OK
Registering "grunt-contrib-clean" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-clean\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-clean\package.json...OK
Loading "clean.js" tasks...OK
Registering "grunt-contrib-concat" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-concat\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-concat\package.json...OK
Loading "concat.js" tasks...OK
Registering "grunt-contrib-connect" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-connect\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-connect\package.json...OK
Loading "connect.js" tasks...OK
Registering "grunt-contrib-copy" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-copy\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-copy\package.json...OK
Loading "copy.js" tasks...OK
Registering "grunt-contrib-cssmin" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-cssmin\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-cssmin\package.json...OK
Loading "cssmin.js" tasks...OK
Registering "grunt-contrib-htmlmin" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-htmlmin\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-htmlmin\package.json...OK
Loading "htmlmin.js" tasks...OK
Registering "grunt-contrib-imagemin" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-imagemin\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-imagemin\package.json...OK
Loading "imagemin.js" tasks...OK
Registering "grunt-contrib-jshint" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-jshint\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-jshint\package.json...OK
Loading "jshint.js" tasks...OK
Registering "grunt-contrib-nodeunit" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-nodeunit\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-nodeunit\package.json...OK
Loading "nodeunit.js" tasks...OK
Registering "grunt-contrib-uglify" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-uglify\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-uglify\package.json...OK
Loading "uglify.js" tasks...OK
Registering "grunt-contrib-watch" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-watch\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-watch\package.json...OK
Loading "watch.js" tasks...OK
Registering "grunt-cordova-ng" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-cordova-ng\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-cordova-ng\package.json...OK
Loading "cordova.js" tasks...OK
Registering "grunt-crx" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-crx\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-crx\package.json...OK
Loading "crx.js" tasks...OK
Registering "grunt-filerev" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-filerev\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-filerev\package.json...OK
Loading "filerev.js" tasks...OK
Registering "grunt-google-cdn" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-google-cdn\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-google-cdn\package.json...OK
Loading "cdnify.js" tasks...OK
Registering "grunt-includes" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-includes\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-includes\package.json...OK
Loading "includes.js" tasks...OK
Registering "grunt-newer" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-newer\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-newer\package.json...OK
Loading "newer.js" tasks...OK
- any-newer, newer, newer-clean, newer-postrun
Registering "grunt-ng-annotate" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-ng-annotate\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-ng-annotate\package.json...OK
Loading "ng-annotate.js" tasks...OK
Registering "grunt-svgmin" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-svgmin\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-svgmin\package.json...OK
Loading "svgmin.js" tasks...OK
Registering "grunt-usemin" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-usemin\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-usemin\package.json...OK
Loading "usemin.js" tasks...OK
Registering "grunt-wiredep" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-wiredep\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-wiredep\package.json...OK
Loading "wiredep.js" tasks...OK
- wiredep
Reading package.json...OK
Parsing package.json...OK
Reading crx/manifest.json...OK
Parsing crx/manifest.json...OK
Initializing config...OK
Registering "grunt-angular-gettext" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-angular-gettext\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-angular-gettext\package.json...OK
Loading "compile.js" tasks...OK
- nggettext_compile
Loading "extract.js" tasks...OK
- nggettext_extract
Registering "grunt-cordova-ng" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-cordova-ng\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-cordova-ng\package.json...OK
Loading "cordova.js" tasks...OK
Registering "grunt-contrib-jshint" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-jshint\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-jshint\package.json...OK
Loading "jshint.js" tasks...OK
Registering "grunt-contrib-concat" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-concat\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-contrib-concat\package.json...OK
Loading "concat.js" tasks...OK
Registering "grunt-includes" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-includes\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-includes\package.json...OK
Loading "includes.js" tasks...OK
Registering "grunt-crx" local Npm module tasks.
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-crx\package.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-crx\package.json...OK
Loading "crx.js" tasks...OK
- crx
Loading "Gruntfile.js" tasks...OK
- build, default, serve, server, test
Running tasks: crx:production
Running "crx:production" (crx) task
Verifying property crx.production exists in config...OK
Files: www -> crx/dist/happyatwork-0.1-dev.crx
Reading C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-crx\lib/../data/config-default.json...OK
Parsing C:\Users\Yoann\Google Drive\Projets\JobSpot\client\node_modules\grunt-crx\lib/../data/config-default.json...OK
Reading crx/crx.pem...OK
Reading www\manifest.json...OK
Parsing www\manifest.json...OK
Reading package.json...OK
Parsing package.json...OK
Fatal error: write EPIPE�
Execution Time (2015-05-12 22:35:32 UTC)
loading tasks 17ms █████ 11%
crx:production 142ms █████████████████████████████████████████ 89%
Total 160ms
Process finished with exit code 3
I tried reinstalling my packages with no success