清除缓存之前
npm cache clear
npm工作正常。清除缓存后,它不起作用。下面的错误日志表明Internet连接存在问题,但是Internet连接很好。此问题不仅会发生在Bower中,还会发生在任何模块中。
这是流程的输出:
> sudo npm install -g bower Password: npm http GET
> https://registry.npmjs.org/bower npm http GET
> https://registry.npmjs.org/bower npm http GET
> https://registry.npmjs.org/bower npm ERR! network connect ETIMEDOUT
> npm ERR! network This is most likely not a problem with npm itself npm
> ERR! network and is related to network connectivity. npm ERR! network
> In most cases you are behind a proxy or have bad network settings. npm
> ERR! network npm ERR! network If you are behind a proxy, please make
> sure that the npm ERR! network 'proxy' config is set properly. See:
> 'npm help config'
>
> npm ERR! System Darwin 12.5.0 npm ERR! command
> "/usr/local/Cellar/node/0.10.16/bin/node" "/usr/local/bin/npm"
> "install" "-g" "bower" npm ERR! cwd /Users/username npm ERR!
> node -v v0.10.16 npm ERR! npm -v 1.3.8 npm ERR! syscall connect npm
> ERR! code ETIMEDOUT npm ERR! errno ETIMEDOUT npm ERR! npm ERR!
> Additional logging details can be found in: npm ERR!
> /Users/username/npm-debug.log npm ERR! not ok code 0