报此异常：java.lang.NoSuchMethodError: javax.persistence.OneToOne.orphanRemoval()Z

原因：hibernate-jpa-2.0-api-1.0.0.Final.jar会和ejb3-persistence.jar里很多重复，难免会出现冲突情况。

解决办法：把ejb3-persistence.jar包删掉，

java.lang.NoSuchMethodError: javax.persistence.OneToOne.orphanRemoval()Z,布布扣,bubuko.com

java.lang.NoSuchMethodError: javax.persistence.OneToOne.orphanRemoval()Z