报错:
org.springframework.expression.spel.SpelEvaluationException: EL1007E: Property or field 'status' cannot be found on null
如果检查 自己写的SQL语句完全没有问题的情况下,并且已经使用了@Param(value ="")
那么你需要注意,@Param()这个注解引入的jar包是jpa的jar包还是ibatis的jar包。
注意@Param()引用的jar包是否正确
package com.pisen.cloud.luna.ms.report.base.dao; import javax.transaction.Transactional; import org.springframework.data.jpa.repository.JpaRepository; import org.springframework.data.jpa.repository.JpaSpecificationExecutor; import org.springframework.data.jpa.repository.Modifying; import com.pisen.cloud.luna.ms.report.base.domain.Report; import org.springframework.data.jpa.repository.Query; import org.springframework.data.repository.query.Param; public interface ReportDao extends JpaRepository<Report, Long>,JpaSpecificationExecutor<Report> { Report findByUid(String uid); @Modifying @Transactional int deleteByUid(String uid); @Modifying @Transactional @Query("update Report rp set rp.status = :#{#report.status}, " + "rp.feedback = :#{#report.feedback} where rp.uid = :#{#report.uid}") int update(@Param("report") Report report); }