![options has an unknown property 'contentBase'. These properties are valid: 【devServer contentBase报错】_夏暖冬凉的博客-CSDN博客 options has an unknown property 'contentBase'. These properties are valid: 【devServer contentBase报错】_夏暖冬凉的博客-CSDN博客](https://img-blog.csdnimg.cn/3ae93eb0075d4bd085b30f0fefe7c5b7.png?x-oss-process=image/watermark,type_ZHJvaWRzYW5zZmFsbGJhY2s,shadow_50,text_Q1NETiBA5aSP5pqW5Yas5YeJ,size_20,color_FFFFFF,t_70,g_se,x_16)
options has an unknown property 'contentBase'. These properties are valid: 【devServer contentBase报错】_夏暖冬凉的博客-CSDN博客
Cannot run webpack-dev-server --content-base src --inline --hot · Issue #452 · webpack/webpack-dev-server · GitHub
webpack-dev-server] Content base changed. Reloading... · Issue #931 · symfony/webpack-encore · GitHub
![reactjs - webpack options has an unknown property 'hotOnly'. Invalid options object. Dev Server has been initialized using an options object - Stack Overflow reactjs - webpack options has an unknown property 'hotOnly'. Invalid options object. Dev Server has been initialized using an options object - Stack Overflow](https://i.stack.imgur.com/Yvgsc.png)
reactjs - webpack options has an unknown property 'hotOnly'. Invalid options object. Dev Server has been initialized using an options object - Stack Overflow
webpack dev server cannot serve files in `contentBase` directory · Issue #362 · webpack/webpack-dev-server · GitHub
![node.js - Webpack-dev-server runs correctly the first time but returns errors if ran a second - Stack Overflow node.js - Webpack-dev-server runs correctly the first time but returns errors if ran a second - Stack Overflow](https://i.stack.imgur.com/WGKtr.png)