No converter found for return value of type: class...
老丑君又犯了一个很严重的错误:如截图: 大家可能都会遇到过,首先出现这种情况就是没有引入jackson的包,但是引了也可能报错,那就可能是在springmvc的配置文件中没有加入注解驱动. 以前老丑君在做项目的时候,没来得及解决,直接用了org.json来替代jackson的,但是老丑最近想解决一下这个问题,后来发现jackson包有了,注解
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