使用IDEA搭建SpringBoot項目整合Mybatis踩的坑。。。。

1.application.yml忘記配置mybatis，或者mybatis配置錯誤，啓動不會報錯，運行報錯： Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is org.ap

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