tomcat maven插件启动报错tomcat-users.xml cannot be read [ERROR] Failed to execute goal org.codehaus.mojo:tomcat-maven-plugin:1.1:run (default-cli) on project metaDB: Could not start Tomcat: Memory database file D:\WORK\target\tomcat\conf\tomcat-users.xml c
eclipse 中离线安装activiti插件,报错“An error occurred while collecting items to be installed session context was:(...” 按照文章:eclipse离线安装Activiti Designer插件,下载插件的两个离线安装文件,并按照步骤安装后,一直next后报错,如下: An error occurred while collecting items to be installed session co
vue.config.js报错cannot set property "preserveWhitespace" of undefined 最近在项目中配置webpack,由于vue-cli4需要在vue.config.js文件中完成相关配置,于是本着不造轮子的原则,直接去网上cv大法,但是在实际中却发现了一些问题,在项目启动的时候报错cannot set property "preserveWhitespace" of undefined module.export
在开发中引用插件时,报错“exports is not defined” 但在引用第三方组件的时候,在浏览器中报错“exports is not defined”.根据浏览器报错信息,查询到报错来源是第三方组件的一段代码: 经过查资料,这是使用了CommonJs写法,而在应用中并没有做相应的模块转换使得浏览器能够识别.而导致这个问题是因为balbel的配置文件.babelrc的问题: 需要改动.babelrc文件即可: 其中{ "modules": false }阻止了babel进行模
[Vue warn]: Unknown custom element: <QuestionnaireOption> - did you register the component correctly? For recursive components, make sure to provide the "name" option 上图的报错提示,说我的QuestionnaireOption组件并没有注册? 我在Questionnaire.vue中引入组件Questionn
Vue 中提示警告 TypeError: handlers[i].call is not a function at callHook (vue.esm.js?a026:2921) at Object.insert (vue.esm.js?a026:4158) at invokeInsertHook (vue.esm.js?a026:5960) at Vue.patch [as __patch__] (vue.esm.js?a026:6179) at Vue._update (vue.esm.j