npm - Facing trouble with Gulp package installation - 


{   "name": "school",   "version": "1.0.0",   "devdependencies": {     "gulp": "latest",     "gulp-ruby-sass": "latest",     "gulp-util": "latest",     "gulp-rename": "latest",     "map-stream": "latest",     "gulp-livereload": "latest",     "gulp-concat": "latest",     "gulp-uglify": "latest",     "gulp-watch": "latest"   } }

and when run gulp command on cmd there error saying cannot find module 'gulp-rename' , on...can please me this?

maybe need use npm install before run gulp

run npm install install devdependencies.


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