Chrome 80 polymer TypeError:无法读取null的属性'__proto __'

问题描述 投票:0回答:1
My Chrome is updated to Chrome 80 version.Then My site doesnot work gives below error:
My app use Angular 5, 

我的bower.json:“ webcomponentsjs”:“ webcomponents / webcomponentsjs#0.7.0”,

“ vendor.bundle.js:65175错误错误:未捕获(承诺):TypeError:无法读取null的属性“ proto”TypeError:无法读取null的属性“ proto”在s(webcomponents.min.js:11)在s(webcomponents.min.js:11)在s(webcomponents.min.js:11)在s(webcomponents.min.js:11)在T(webcomponents.min.js:11)在Function.C上[包装](webcomponents.min.js:11)在新的DomApi(polymer-mini.html.js:645)在Function.DomApi.factory(polymer-mini.html.js:739)在Function.Polymer.dom(polymer-mini.html.js:751)在l.toggleClass(polymer.html.js:1191)在resolvePromise(polyfills.bundle.js:5300)在resolvePromise(polyfills.bundle.js:5257)在polyfills.bundle.js:5359在ZoneDelegate.webpackJsonp ../ node_modules / zone.js / dist / zone.js.ZoneDelegate.invokeTask(polyfills.bundle.js:4907)“

Please help me
angularjs google-chrome polymer-1.0 polymer-2.x
1个回答
0
投票

Web Components v0 API已在Chrome m80中删除:https://developers.google.com/web/updates/2019/12/chrome-80-deps-rems#web_components_v0_removed

如果您在Angular应用程序中使用Polymer 2.0 Elements,则需要HTML导入才能将这些Elements导入到您的应用程序中,并且还删除了HTML Imports支持:https://www.chromestatus.com/feature/5144752345317376

您应该仍然可以在webcomponents.js软件包https://github.com/webcomponents/polyfills/tree/master/packages/webcomponentsjs提供的HTML导入的polyfill的帮助下使用它们>

此软件包似乎未正确捆绑到您的Webpack配置中,因此我希望在那里解决您的问题。

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