NPM install installation dependency package error reporting solution

First use npm install --registry=https://registry.npm.taobao.org install , There are the following problems

After reviewing the solution , Change this , Then it's all right
npm install -g cnpm --registry=http://registry.npm.taobao.org

to update ： Still today, hee hee

The above solution should be wrong , That command is to install cnpm With ,,,,,,, Left Dapu ...
And in the above order -g Install global （ Installed in the system ）, What I need to do is to install the dependent packages required for this project , Install in the project folder , Not in the system .

Additional knowledge

npm The file location of the global installation can be used npm root -g Check it out. （ Enter... In the command terminal ,cmd open ）

New solutions

Tried many solutions online , None of them solved the problem , Including running npm run dev Wrong time to start the project

vue-cli-service’ Not an internal or external command , It's not a runnable program

Finally, I think it's not node.js Version of the problem , Because from the first step npm install Began to report mistakes , So it was reinstalled node.js Then install the dependency package ！！！！！ Piss me off （ anger .jpg）

node.js install

1、 Download the installation package on the official website I'm on the official website

2、 After downloading, click Install , The process has been next step Can be .
3、 After installation, check whether the installation is successful at the command terminal

The output version number means the installation is successful