npm ERR! Error: EACCES: permission denied, access

执行   npm install --save-dev grunt 命令

遇到以下问题:

npm ERR! path /Users/aven/node-red/node_modules/onetime

npm ERR! code EACCES

npm ERR! errno -13

npm ERR! syscall access

npm ERR! Error: EACCES: permission denied, access '/Users/aven/node-red/node_modules/onetime'

npm ERR!  { Error: EACCES: permission denied, access '/Users/aven/node-red/node_modules/onetime'

npm ERR!   stack: 'Error: EACCES: permission denied, access \'/Users/aven/node-red/node_modules/onetime\'',

npm ERR!   errno: -13,

npm ERR!   code: 'EACCES',

npm ERR!   syscall: 'access',

npm ERR!   path: '/Users/aven/node-red/node_modules/onetime' }

npm ERR! 

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


注意最后一句提示:请尝试以root / Administrator身份再次运行此命令。

在命令前加上 sudo

sudo npm install --save-dev grunt 
不过这样子可能还是不行,你需要这样:

sudo npm install --unsafe-perm=true --save-dev grunt
或许你还是会遇到错误,请尝试这样:

sudo npm install --unsafe-perm=true --allow-root --save-dev grunt







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