npm更改前缀后没有响应

I tried updating my IONIC CLI through the npm recently, the installation were successful a couple of time but the CLI version did not change. After a research I decided to change the npm prefix, then the IONIC strated throwing up bash: IONIC command not found. Then I did a further research after which I edited the npm config through windows cmd admin. I did

我最近尝试通过npm更新我的IONIC CLI，安装成功了几次但CLI版本没有改变。经过研究后我决定更改npm前缀，然后IONIC strated抛出bash：未找到IONIC命令。然后我做了进一步的研究，之后我通过windows cmd admin编辑了npm配置。我做到了

 npm  cofig edit

I changed the prefix to

我将前缀更改为

 \users\<username>\

since then, npm no longer respond.

从那时起，npm不再回应。

if I run something like

如果我运行类似的东西

npm install -g ionic

nothing happens, no errors nor any form of response. I have uninstall and reinstall the node several time. I am using node V4.2.2.

没有任何反应，没有错误，也没有任何形式的回应我有几次卸载并重新安装节点。我正在使用节点V4.2.2。

1 个解决方案

#1

I finally found a way around this . These are what I did

我终于找到了解决这个问题的方法。这些都是我做的

I deleted all the node_module folders in all my application (I am not sure if this is really necessary )

我删除了所有应用程序中的所有node_module文件夹（我不确定这是否真的有必要）
I did a complete uninstall of the node by following https://*.com/a/20711410/1363169

我按照https://*.com/a/20711410/1363169完全卸载了该节点
I ran

我跑了
```
npm root -g
```
which returns the path

返回路径
```
C:\Users\<username>\node_module
```
instead of

代替
```
 /usr/local 
```
or wherever node is installed , in my own case node is install in

或者在安装节点的地方，在我自己的情况下安装节点
```
 C:\Users\<username>\AppData\Roaming\npm
```
I then ran

然后我跑了
```
  npm config set prefix "C:\Users\<username>\AppData\Roaming\npm"
```

Then I reinstalled cordova and ionic again

然后我再次重新安装了cordova和离子

    npm install  -g cordova
      npm install ionic -g

and all is well again

一切都很好

#1