这个错误通常是因为webpack-dev-server的配置项中包含了不被支持的属性。 这个错误提示“ValidationError: webpack Dev Server Invalid Options options should not have additional properties”表明你在webpack-dev-server的配置中使用了不被支持的属性。这通常发生在以下几种情况: 使用了过时或不支持的配置项: 在不同...
字面意思是options里没有某些附加属性,但是并没有指出到底是哪个属性 后来查看版本号发现,我的webpack-dev-server的版本是v3的 尝试升级到v4版本: pnpminstall--save-dev webpack-dev-server@4 再次执行编译,发现提示比较友好,马上定位了问题位置,不过需要注意的是v3和v4有些区别,如果升级可以自己查看官方给出的迁移...
ERROR ValidationError: webpack Dev Server Invalid Options options.clientLogLevel should be {String} and equal to one of the allowed values [ 'info', 'warn', 'error', 'debug', 'trace', 'silent' ] (https://webpack.js.org/configuration/dev-server/#devserverclientloglevel) ValidationError: ...
ValidationError: webpack Dev Server Invalid Options options should NOT have additional properties 注释掉这个就能起来了
INFO Starting development server... ERROR ValidationError: webpack Dev Server Invalid Options options.clientLogLevel should be {String} and equal to one of the allowed values [ 'info', 'warn', 'error', 'debug', 'trace', 'silent' ] ...
devServer配置中port你写成了prot,所有提示你options should NOT have additional properties 7 回复 ponyoloveyou 2018-12-29 我也遇到了同样的问题 0 回复 #1 ponyoloveyou 不过我找到问题所在了,我加了historyFallback 但里面没有设置任何值 注释掉就好了 2018-12-29 回复 云公子i 2018-12-29 w...
baseDataPath: 'options', postFormatter: null } npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! client@1.0.0 dev:webpack-dev-server --inline --progress --config build/webpack.dev.conf.js npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the client@1.0.0 dev script. ...
[webpack-cli] Invalid options object. Dev Server has been initialized using an options object that does not match the API schema. -options has an unknown property'contentBase'. These properties are valid: object { allowedHosts?, bonjour?, client?, compress?, devMiddleware?, headers?, history...
webpack Dev Server启动报错✖ 「wds」: webpack Dev Server Invalid Options optionsshould NOT have additional properties npmERR! code ELIFECYCLE npmERR! errno 1 npmERR! webpack_test@0.0.1 dev: webpack-dev-server npmERR! Exit status 1 npmERR! npmERR! Failed at the webpack_...
今日npm run serve时提示ERROR ValidationError: webpack Dev Server Invalid Options options should NOT have additional properties无效参数配置? 如图: 看提示好像是说 webpack 的dev server配置有点问题 ,于是去vue.config.js探个究竟 注意到了如下红箭的处的配置(因为我不认识它) ...