SSM框架搭建java.lang.ClassNotFoundException: org.springframework.http.converter.json.MappingJacksonHttpMessageConverter

在搭建 spring springMVC Mybatis 时候出错

将org.springframework.http.converter.json.MappingJacksonHttpMessageConverter

路径修改为：org.springframework.http.converter.json.MappingJackson2HttpMessageConverter