🌳 에러 코드
2023-04-26 13:58:13,971 ERROR [org.apache.catalina.core.ContainerBase.[Tomcat].[localhost].[/].[dispatcherServlet]] Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed: org.mybatis.spring.MyBatisSystemException] with root cause
org.apache.ibatis.binding.BindingException: Parameter 'postId' not found. Available parameters are [arg1, arg0, param1, param2]
🌳 해결 방법
🌾 원인 : PostMapper - @Param() 쓰지 않음.
🌾 해결 방법 : PostMapper - @Param()쓰기.
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