npm的permission问题

遇到问题

npm ERR! Error: EPERM: operation not permitted, rename 'C:\Users\boo\AppData\Roaming\npm-cache\concat-map\0.0.1\package\package.json.12237d5421eab475588a272c2552fc32' -> 'C:\Users\boo\AppData\Roaming\npm-cache\concat-map\0.0.1\package\package.json'
npm ERR!     at Error (native)
npm ERR!  { [Error: EPERM: operation not permitted, rename 'C:\Users\boo\AppData\Roaming\npm-cache\concat-map\0.0.1\package\package.json.12237d5421eab475588a272c2552fc32' -> 'C:\Users\boo\AppData\Roaming\npm-cache\concat-map\0.0.1\package\package.json']
npm ERR!   errno: -4048,
npm ERR!   code: 'EPERM',
npm ERR!   syscall: 'rename',
npm ERR!   path: 'C:\\Users\\boo\\AppData\\Roaming\\npm-cache\\concat-map\\0.0.1\\package\\package.json.12237d5421eab475588a272c2552fc32',
npm ERR!   dest: 'C:\\Users\\boo\\AppData\\Roaming\\npm-cache\\concat-map\\0.0.1\\package\\package.json',
npm ERR!   parent: 'brace-expansion' }
npm ERR!
npm ERR! Please try running this command again as root/Administrator.

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

以前一直没有遇到权限问题啊,今天忽然就出现了.

google以后发现解决办法

1. 执行命令

npm cache clean

2.若是以上代码没有解决问题成功,那么看一下这个目录 %APPDATA%\npm-cache,手动清空这个目录下的全部信息,以后若是仍是有问题的话,就继续google把,或者留言给我也能够