NPM Install Error:Unexpected end of JSON input whi

Question

Create new Angular 5 project:

node version : 8.9.2

npm version : 5.5.1

My Command is 'npm install -g @angular/cli'

the Error is

npm ERR! Unexpected end of JSON input while parsing near '...nt-webpack-plugin":"0'

npm ERR! A complete log of this run can be found in: C:\Users\Aashitec\AppData\Roaming\npm-cache_logs\2017-12-06T13_10_10_729Z-debug.log

the error log is http://www.aashitechno.in/2017-12-06T13_10_10_729Z-debug.log

Answer 1

npm cache clean --force worked for me

Error Resolved :

$ npm install -g gulp npm WARN deprecated gulp-util@3.0.8: gulp-util is deprecated - replace it, following the guidelines at https://medium.com/gulpjs/gulp-util-ca3b1f9f9ac5 npm ERR! Unexpected end of JSON input while parsing near '.../RGs88STtAtiMP3tCiNdU'

npm ERR! A complete log of this run can be found in: npm ERR! C:\Users\admin\AppData\Roaming\npm-cache_logs\2018-11-20T07_38_56_733Z-debug.log

Answer 2

this solved it npm cache clean --force

Answer 3

If

npm cache clean --force

doesn't work try

npm cache clean --force
npm update

Answer 4

It's error from your npm....

So unistall node and install it again.

It works....

PS: After installing node again, install angular cli globally.

npm install -g @angular/cli@latest

Answer 5

npm cache clean --force

then

npm install -g @angular/cli

worked for me

Answer 6

Npm uses Cache for downloading new packages for you. You need to clear your npm cache. use following command to clean :

npm cache clean --force

then normally use your npm install command e.g.

npm install -g @angular/cli