@Transcation 与 Unexpected AOP exception； xxx.IllegalStateException: Unable to load cache。-优快云博客

本文链接：https://blog.youkuaiyun.com/ZL_2014/article/details/115772837

项目引入Spring事务时遇到错误：xxx.IllegalStateException，问题出现在未实现接口的类上使用了@Transactional注解。解决方法是为类添加接口，错误消失。探讨了在Service类中使用@Transactional的接口依赖现象。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

1. 错误日志

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userServiceImpl' defined in file [D:\dev\git_repo\meiow-com-end\target\meiow-com-end\WEB-INF\classes\com\wangnan\service\UserServiceImpl.class]: Initialization of bean failed; nested exception is org.springframework.aop.framework.AopConfigException: Unexpected AOP exception; nested exception is java.lang.IllegalStateException: Unable to load cache item
		at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:603)
		at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:517)
		at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:323)
		at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:226)
		at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:321)
		at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202)
		at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:895)
		at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:878)
		at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:550)
		at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:401)
		at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:292)
		at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:103)
		at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4678)
		at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5139)
		at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
		at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:717)
		at org.apache.catalina.core