Spring Cloud Alibaba中Nacos2.0.4 集群部署运行后出现这个问题怎么办？

Spring Cloud Alibaba中，Nacos2.0.4 集群部署运行一段时间后，出现一个问题，对服务列表进行多次刷新，一会有数据一会没数据的情况，出现该情况后业务服务之间没法正常调用
报错日志："errMsg": "Error [type=ERROR_TYPE_STATE_MACHINE, status=Status[ESTATEMACHINE<10002>: StateMachine meet critical error when applying one or more tasks since index=50, Status[ESTATEMACHINE<10002>: StateMachine meet critical error: java.lang.IllegalArgumentException: No enum constant com.alibaba.nacos.naming.consistency.persistent.impl.BasePersistentServiceProcessor.Op.\n\tat java.lang.Enum.valueOf(Enum.java:238)\n\tat com.alibaba.nacos.naming.consistency.persistent.impl.BasePersistentServiceProcessor$Op.valueOf(BasePersistentServiceProcessor.java:63)\n\tat com.alibaba.nacos.naming.consistency.persistent.impl.BasePersistentServiceProcessor.onApply(BasePersistentServiceProcessor.java:170)\n\tat com.alibaba.nacos.core.distributed.raft.NacosStateMachine.onApply(NacosStateMachine.java:115)\n\tat com.alipay.sofa.jraft.core.FSMCallerImpl.doApplyTasks(FSMCallerImpl.java:541)\n\tat com.alipay.sofa.jraft.core.FSMCallerImpl.doCommitted(FSMCallerImpl.java:510)\n\tat com.alipay.sofa.jraft.core.FSMCallerImpl.runApplyTask(FSMCallerImpl.java:442)\n\tat com.alipay.sofa.jraft.core.FSMCallerImpl.access$100(FSMCallerImpl.java:73)\n\tat com.alipay.sofa.jraft.core.FSMCallerImpl$ApplyTaskHandler.onEvent(FSMCallerImpl.java:148)\n\tat com.alipay.sofa.jraft.core.FSMCallerImpl$ApplyTaskHandler.onEvent(FSMCallerImpl.java:142)\n\tat com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:137)\n\tat java.lang.Thread.run(Thread.java:750)\n.]]]",