Erreur gulp

error.bash

[16:16:19] Starting 'images'...

events.js:85
      throw er; // Unhandled 'error' event
            ^
Error: spawn /home/kevin/www/winxaito.zds.com/zds-site/node_modules/gulp-imagemin/node_modules/imagemin/node_modules/imagemin-gifsicle/node_modules/gifsicle/vendor/gifsicle ENOENT
    at exports._errnoException (util.js:746:11)
    at Process.ChildProcess._handle.onexit (child_process.js:1053:32)
    at child_process.js:1144:20
    at process._tickCallback (node.js:355:11)

npm ERR! Linux 3.2.0-4-686-pae
npm ERR! argv "node" "/usr/bin/npm" "run" "gulp" "--" "build"
npm ERR! node v0.12.7
npm ERR! npm  v2.13.2
npm ERR! code ELIFECYCLE
npm ERR! zds-site@0.2.0 gulp: `gulp "build"`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the zds-site@0.2.0 gulp script 'gulp "build"'.
npm ERR! This is most likely a problem with the zds-site package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     gulp "build"
npm ERR! You can get their info via:
npm ERR!     npm owner ls zds-site
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR!     /home/kevin/www/winxaito.zds.com/zds-site/npm-debug.log