需要看下具体报错情况的截图，如果完全按照视频做的话~可以指定安装跟视频一样的版本再试试

是的，运行不起来，直接报错了

K:\workSpace\ty-demo>npm run build

> ty-demo@1.0.0 build K:\workSpace\ty-demo

> webpack --config webpack.config.js

asset main.js 640 bytes [emitted] (name: main)

ERROR in main

Module not found: Error: Can't resolve './scr/main.js' in 'K:\workSpace\ty-demo'

webpack 5.15.0 compiled with 1 error in 49 ms

npm ERR! code ELIFECYCLE

npm ERR! errno 1

npm ERR! ty-demo@1.0.0 build: `webpack --config webpack.config.js`

npm ERR! Exit status 1

npm ERR!

npm ERR! Failed at the ty-demo@1.0.0 build script.

npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:

npm ERR!     D:\Program Files\nodejs\node_cache\_logs\2021-01-16T02_19_30_021Z-debug.log