到项目文件夹中把 .idea文件夹删除就好
文件显示后到各层pom里把maven配置刷新一下
推荐阅读:
vue.js:634 [Vue warn]: Property or method "userName" is not defined on the instance but referenced during render. Make sure that this property is reactive, either in the data option, or for class-based components, by initializing the property. See:
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Vue 打开页面时就加载方法,例如查询
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This may be the result of an unspecified view, due to default view name generation
行动消除疑虑