翔哥controller测试报错

Question

Error creating bean with name ‘org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter’: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter]: Constructor threw exception; nested exception is java.lang.NoClassDefFoundError: com/fasterxml/jackson/databind/exc/InvalidDefinitionException怎么办
网上说是jdbc配置文件有空格导致的，但检查没有空格，问题出在哪

Answer 1

翔仔 2021-01-15 22:19:56

同学好，404有很多可能性

1. spring-web.xml的package配置错误

2. jar没全

3. url访问路径不丢

4. controller路由配置不对，可以逐项排查一下
   

Answer 2

提问者 慕虎5186380 2021-01-15 12:26:25

问题已解决但报错404