npm ERR! cb() never called!

 

1. 快速删

        npm install rimraf -g 

 

        rimraf node_modules

1. npm cache clean -f
2. npm install -g n stable --force
3. npm install -g n(一般出错后再执行4)
4. npm install -g n --force
5. npm stable
6. npm install express --save
7. //查看源
   npm config get registry
   //更换源
   npm config set registry https://registry.npmjs.org
   //淘宝源
   npm config set registry https://registry.npm.taobao.org