gulp build
ReferenceError: primordials is not defined
at fs.js:45:5
at req_ (C:\Users\Admin\Desktop\2015\node_modules\natives\index.js:143:24)
at Object.req [as require] (C:\Users\Admin\Desktop\2015\node_modules\natives\index.js:55:10)
at Object.<anonymous> (C:\Users\Admin\Desktop\2015\node_modules\vinyl-fs\node_modules\graceful-fs\fs.js:1:37)
at Module._compile (internal/modules/cjs/loader.js:1063:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:1092:10)
at Module.load (internal/modules/cjs/loader.js:928:32)
at Function.Module._load (internal/modules/cjs/loader.js:769:14)
at Module.require (internal/modules/cjs/loader.js:952:19)
at require (internal/modules/cjs/helpers.js:88:18)