3 回答 Could not get a resource from the pool

2 回答The method setAge is undefined for the Security.Properties.User

3 回答Error resolving template "thymeleaf/index", template might not exist or might not be accessible by any of the configured Template Resolvers

3 回答找不到mapper文件 No MyBatis mapper was found

3 回答Description: Field resource in com.imooc.controller.HelloContoller required a bean of type 'com.imocc.pojo.Resource' that could not be found. Action: Consider defining a bean of type 'com.imocc.pojo.Resource' in your configuration.