Dubbo端口占用错误信息

SEVERE: Exception sending context initialized event to listener instance of class com.common.SysContextLoaderListener
com.alibaba.dubbo.rpc.RpcException: Fail to start server(url: dubbo://172.16.112.55:9081/com.framework.services.PubCmsService?anyhost=true&application=cms&channel.readonly.sent=true&codec=dubbo&dubbo=2.8.4&generic=false&heartbeat=60000&interface=com.framework.services.PubCmsService&methods=getChannelsByPid,getChannelById,getAllChannelsBySite,getContentsByCid&organization=dubbox&owner=programmer&pid=28894&side=provider&timestamp=1553341453669) Failed to bind NettyServer on /*************:9081, cause: Failed to bind to: /0.0.0.0:9081
    at com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol.createServer(DubboProtocol.java:331)
    at com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol.openServer(DubboProtocol.java:308)
    at com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol.export(DubboProtocol.java:258)
    at com.alibaba.dubbo.rpc.protocol.ProtocolListenerWrapper.export(ProtocolListenerWrapper.java:56)
    at com.alibaba.dubbo.rpc.protocol.ProtocolFilterWrapper.export(ProtocolFilterWrapper.java:55)
    at com.alibaba.dubbo.rpc.Protocol$Adpative.export(Protocol$Adpative.java)
    at com.alibaba.dubbo.registry.integration.RegistryProtocol.doLocalExport(RegistryProtocol.java:153)
    at com.alibaba.dubbo.registry.integration.RegistryProtocol.export(RegistryProtocol.java:107)
    at com.alibaba.dubbo.rpc.protocol.ProtocolListenerWrapper.export(ProtocolListenerWrapper.java:54)
    at com.alibaba.dubbo.rpc.protocol.ProtocolFilterWrapper.export(ProtocolFilterWrapper.java:53)
    at com.alibaba.dubbo.rpc.Protocol$Adpative.export(Protocol$Adpative.java)
    at com.alibaba.dubbo.config.ServiceConfig.doExportUrlsFor1Protocol(ServiceConfig.java:489)
    at com.alibaba.dubbo.config.ServiceConfig.doExportUrls(ServiceConfig.java:285)
    at com.alibaba.dubbo.config.ServiceConfig.doExport(ServiceConfig.java:246)
    at com.alibaba.dubbo.config.ServiceConfig.export(ServiceConfig.java:145)
    at com.alibaba.dubbo.config.spring.ServiceBean.onApplicationEvent(ServiceBean.java:110)
    at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172)
    at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165)
    at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139)
    at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:393)
    at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:347)
    at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:883)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:546)
    at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:443)
    at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:325)
    at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:107)
    at com.common.SysContextLoaderListener.contextInitialized(SysContextLoaderListener.java:14)
    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5157)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5680)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:1018)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:994)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
    at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1296)
    at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2039)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
    at java.util.concurrent.FutureTask.run(FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:745)
Caused by: com.alibaba.dubbo.remoting.RemotingException: Failed to bind NettyServer on /172.16.112.55:9081, cause: Failed to bind to: /0.0.0.0:9081
    at com.alibaba.dubbo.remoting.transport.AbstractServer.<init>(AbstractServer.java:73)
    at com.alibaba.dubbo.remoting.transport.netty.NettyServer.<init>(NettyServer.java:63)
    at com.alibaba.dubbo.remoting.transport.netty.NettyTransporter.bind(NettyTransporter.java:33)
    at com.alibaba.dubbo.remoting.Transporter$Adpative.bind(Transporter$Adpative.java)
    at com.alibaba.dubbo.remoting.Transporters.bind(Transporters.java:48)
    at com.alibaba.dubbo.remoting.exchange.support.header.HeaderExchanger.bind(HeaderExchanger.java:41)
    at com.alibaba.dubbo.remoting.exchange.Exchangers.bind(Exchangers.java:63)
    at com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol.createServer(DubboProtocol.java:329)
    ... 39 more
Caused by: org.jboss.netty.channel.ChannelException: Failed to bind to: /0.0.0.0:9081
    at org.jboss.netty.bootstrap.ServerBootstrap.bind(ServerBootstrap.java:272)
    at com.alibaba.dubbo.remoting.transport.netty.NettyServer.doOpen(NettyServer.java:94)
    at com.alibaba.dubbo.remoting.transport.AbstractServer.<init>(AbstractServer.java:68)
    ... 46 more
Caused by: java.net.BindException: Address already in use
    at sun.nio.ch.Net.bind0(Native Method)
    at sun.nio.ch.Net.bind(Net.java:463)
    at sun.nio.ch.Net.bind(Net.java:455)
    at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223)
    at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74)
    at org.jboss.netty.channel.socket.nio.NioServerBoss$RegisterTask.run(NioServerBoss.java:193)
    at org.jboss.netty.channel.socket.nio.AbstractNioSelector.processTaskQueue(AbstractNioSelector.java:366)
    at org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:290)
    at org.jboss.netty.channel.socket.nio.NioServerBoss.run(NioServerBoss.java:42)
    ... 3 more