Question

org.springframework.beans.factory.BeanCreationException: Error creating bean with

ERROR [main] (ContextLoader.java:220) - Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'studentController': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.mvc.service.StudentService com.mvc.controller.StudentController.studentService; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'studentService': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.mvc.dao.EntityDao com.mvc.service.StudentService.entityDao; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityDao' defined in file [E:\tomcat6.0\webapps\cloud\WEB-INF\classes\applicationContext.xml]: Initialization of bean failed; nested exception is java.lang.UnsupportedClassVersionError: Bad version number in .class file (unable to load class javax.transaction.TransactionManager)
各位大侠帮帮忙，今天调试出这么个异常一直找不到原因

Answer 1

你好。
这是说你的bean配置有问题。
studentController、studentService、entityDao有问题。

Answer 2

'studentController' 中spring的一些注入的有问题吧。