mac终端安装webpack的时候报错Err,解决的办法 sudo npm install webpack -g

MacBook-Air:~ xxx$ npm install webpack -g

npm WARN invalid config registry=""

npm WARN invalid config Must be a full url with 'http://'

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/acorn-dynamic-import

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/ajv

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/brorand

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/error-ex

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/for-in

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/for-own

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/abbrev

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/ansi-regex

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/aproba

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/aws4

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/bcrypt-pbkdf

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/chalk/node_modules/supports-color

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/jsbn

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/mime-db

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/mime-types

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/object-assign

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/gauge

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/qs

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/sshpk

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/strip-json-comments

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/rc

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/node-pre-gyp

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/supports-color

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/hosted-git-info

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/is-buffer

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/loader-utils

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/elliptic

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/normalize-package-data

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/parse-asn1

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/readable-stream

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/uglify-js/node_modules/async

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/uglify-js

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/watchpack

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/fsevents/node_modules/chalk/node_modules

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules/webpack/node_modules/uglify-js/node_modules

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules

- supports-color@2.0.0 node_modules/webpack/node_modules/fsevents/node_modules/chalk/node_modules/supports-color

- async@0.2.10 node_modules/webpack/node_modules/uglify-js/node_modules/async

/usr/local/lib

└─┬ webpack@2.2.1

├── acorn-dynamic-import@2.0.2

├── ajv@4.11.5

├── loader-utils@0.2.17

├─┬ memory-fs@0.4.1

│ └── readable-stream@2.2.6

├─┬ node-libs-browser@2.0.0

│ └─┬ crypto-browserify@3.11.0

│ └─┬ browserify-sign@4.0.0

│ ├─┬ elliptic@6.4.0

│ │ ├── brorand@1.1.0

│ │ ├── hmac-drbg@1.0.0

│ │ └── minimalistic-crypto-utils@1.0.1

│ └── parse-asn1@5.1.0

├── uglify-js@2.8.14

├─┬ watchpack@1.3.1

│ └─┬ chokidar@1.6.1

│ ├─┬ anymatch@1.3.0

│ │ └─┬ micromatch@2.3.11

│ │ ├─┬ kind-of@3.1.0

npm ERR! Darwin 15.5.0

npm ERR! argv "/usr/local/bin/node" "/usr/local/bin/npm" "install" "webpack" "-g"

npm ERR! node v6.2.0

npm ERR! npm v3.8.9

npm ERR! path /usr/local/lib/node_modules/webpack/node_modules/acorn-dynamic-import

npm ERR! code EACCES

npm ERR! errno -13

npm ERR! syscall access

 

npm ERR! Error: EACCES: permission denied, access '/usr/local/lib/node_modules/webpack/node_modules/acorn-dynamic-import'

npm ERR! at Error (native)

npm ERR! { Error: EACCES: permission denied, access '/usr/local/lib/node_modules/webpack/node_modules/acorn-dynamic-import'

npm ERR! at Error (native)

npm ERR! errno: -13,

npm ERR! code: 'EACCES',

npm ERR! syscall: 'access',

npm ERR! path: '/usr/local/lib/node_modules/webpack/node_modules/acorn-dynamic-import' }

npm ERR!

npm ERR! Please try running this command again as root/Administrator.

40mis-buffer@1.1.5

│ │ └─┬ object.omit@2.0.1

│ │ └─┬ for-own@0.1.5

│ │ └── for-in@1.0.2

│ └─┬ fsevents@1.1.1

│ └─┬ node-pre-gyp@0.6.33

│ ├─┬ nopt@3.0.6

│ │ └── abbrev@1.1.0

│ ├─┬ npmlog@4.0.2

│ │ └─┬ gauge@2.7.3

│ │ ├── aproba@1.1.1

│ │ ├── object-assign@4.1.1

│ │ └─┬ strip-ansi@3.0.1

│ │ └── ansi-regex@2.1.1

│ ├─┬ rc@1.1.7

│ │ └── strip-json-comments@2.0.1

│ └─┬ request@2.79.0

│ ├── aws4@1.6.0

│ ├─┬ har-validator@2.0.6

│ │ └─┬ chalk@1.1.3

│ │ └── supports-color@2.0.0

│ ├─┬ http-signature@1.1.1

│ │ └─┬ sshpk@1.10.2

│ │ ├── bcrypt-pbkdf@1.0.1

│ │ └── jsbn@0.1.1

│ ├─┬ mime-types@2.1.14

│ │ └── mime-db@1.26.0

│ └── qs@6.3.1

├── webpack-sources@0.1.5

└─┬ yargs@6.6.0

└─┬ read-pkg-up@1.0.1

└─┬ read-pkg@1.1.0

├─┬ load-json-file@1.1.0

│ └─┬ parse-json@2.2.0

│ └── error-ex@1.3.1

└─┬ normalize-package-data@2.3.6

└── hosted-git-info@2.3.1

 

 

npm ERR! Please include the following file with any support request:

npm ERR! /Users/xxx/npm-debug.log

解决办法就用这一条命令 : sudo npm install webpack -g 成功在全局安装了webpack;