how can i run gulp?

[ashokgaire]

i can not directly run glupfile..
fs.js:36
} = primordials;
^

ReferenceError: primordials is not defined
at fs.js:36:5
at req_ (/home/oxy/Personal_website/mysite/jekyll-password-protect/node_modules/natives/index.js:137:5)
at Object.req [as require] (/home/oxy/Personal_website/mysite/jekyll-password-protect/node_modules/natives/index.js:54:10)
at Object. (/home/oxy/Personal_website/mysite/jekyll-password-protect/node_modules/graceful-fs/fs.js:1:37)
at Module._compile (internal/modules/cjs/loader.js:1137:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:1157:10)
at Module.load (internal/modules/cjs/loader.js:985:32)
at Function.Module._load (internal/modules/cjs/loader.js:878:14)
at Module.require (internal/modules/cjs/loader.js:1025:19)
at require (internal/modules/cjs/helpers.js:72:18)

[ashokgaire]

its fixed now .. something to do with npm version..