Lorg/jboss/netty/channel/socket/nio/AbstractNioWorker;) Wrong return type in function

Caused by: java.lang.VerifyError: (class: org/jboss/netty/channel/socket/nio/NioWorkerPool, method: newWorker signature: (Ljava/util/concurrent/Executor;)Lorg/jboss/netty/channel/socket/nio/AbstractNioWorker;) Wrong return type in function
	at org.elasticsearch.transport.netty.NettyTransport.createClientBootstrap(NettyTransport.java:349)
	at org.elasticsearch.transport.netty.NettyTransport.doStart(NettyTransport.java:277)
	at org.elasticsearch.common.component.AbstractLifecycleComponent.start(AbstractLifecycleComponent.java:68)
	at org.elasticsearch.transport.TransportService.doStart(TransportService.java:170)
	at org.elasticsearch.common.component.AbstractLifecycleComponent.start(AbstractLifecycleComponent.java:68)
	at org.elasticsearch.client.transport.TransportClient$Builder.build(TransportClient.java:159)
	at com.jd.maiquan.service.es.ElasticClientUtil.initClient(ElasticClientUtil.java:62)
	at com.jd.maiquan.service.es.ElasticClientUtil.init(ElasticClientUtil.java:32)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:483)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeCustomInitMethod(AbstractAutowireCapableBeanFactory.java:1758)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1695)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1624)
	... 64 common frames omitted

netty的jar包冲突所致！ 排除netty-3.x..Final的一个jar