jpa PropertyReferenceException: No property user found for User异常

异常详情:

Caused by: org.springframework.data.mapping.PropertyReferenceException: No property name found for type User!

at org.springframework.data.mapping.PropertyPath.<init>(PropertyPath.java:75)

at org.springframework.data.mapping.PropertyPath.create(PropertyPath.java:327)

at org.springframework.data.mapping.PropertyPath.create(PropertyPath.java:307)

at org.springframework.data.mapping.PropertyPath.from(PropertyPath.java:270)

at org.springframework.data.mapping.PropertyPath.from(PropertyPath.java:241)

at org.springframework.data.repository.query.parser.Part.<init>(Part.java:76)

at org.springframework.data.repository.query.parser.PartTree$OrPart.<init>(PartTree.java:213)

at org.springframework.data.repository.query.parser.PartTree$Predicate.buildTree(PartTree.java:321)

at org.springframework.data.repository.query.parser.PartTree$Predicate.<init>(PartTree.java:301)

at org.springframework.data.repository.query.parser.PartTree.<init>(PartTree.java:85)

at org.springframework.data.jpa.repository.query.PartTreeJpaQuery.<init>(PartTreeJpaQuery.java:60)

at org.springframework.data.jpa.repository.query.JpaQueryLookupStrategy$CreateQueryLookupStrategy.resolveQuery(JpaQueryLookupStrategy.java:91)

at org.springframework.data.jpa.repository.query.JpaQueryLookupStrategy$CreateIfNotFoundQueryLookupStrategy.resolveQuery(JpaQueryLookupStrategy.java:168)

at org.springframework.data.jpa.repository.query.JpaQueryLookupStrategy$AbstractQueryLookupStrategy.resolveQuery(JpaQueryLookupStrategy.java:69)

at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.<init>(RepositoryFactorySupport.java:320)

at org.springframework.data.repository.core.support.RepositoryFactorySupport.getRepository(RepositoryFactorySupport.java:169)

at org.springframework.data.repository.core.support.RepositoryFactoryBeanSupport.initAndReturn(RepositoryFactoryBeanSupport.java:224)

at org.springframework.data.repository.core.support.RepositoryFactoryBeanSupport.afterPropertiesSet(RepositoryFactoryBeanSupport.java:210)

at org.springframework.data.jpa.repository.support.JpaRepositoryFactoryBean.afterPropertiesSet(JpaRepositoryFactoryBean.java:92)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1612)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1549)

... 66 more

解决办法:

User findByLoginName(String loginName);

否则findByLoginName 这样找的是Login对象的name属性，如果不想改名字最好就加上 @Query 注解写清楚