停止Tomcat时抛出java.net.UnknownHostException

异常内容如下：

2007-1-31 11:32:27 org.apache.coyote.http11.Http11BaseProtocol pause
信息: Pausing Coyote HTTP/1.1 on http-8080
2007-1-31 11:32:37 org.apache.catalina.connector.Connector pause
严重: Protocol handler pause failed
java.net.UnknownHostException: ubuntu-desktop: ubuntu-desktop
	at java.net.InetAddress.getLocalHost(InetAddress.java:1315)
	at org.apache.jk.common.ChannelSocket.unLockSocket(ChannelSocket.java:484)
	at org.apache.jk.common.ChannelSocket.pause(ChannelSocket.java:283)
	at org.apache.jk.server.JkMain.pause(JkMain.java:680)
	at org.apache.jk.server.JkCoyoteHandler.pause(JkCoyoteHandler.java:162)
	at org.apache.catalina.connector.Connector.pause(Connector.java:1031)
	at org.apache.catalina.core.StandardService.stop(StandardService.java:491)
	at org.apache.catalina.core.StandardServer.stop(StandardServer.java:743)
	at org.apache.catalina.startup.Catalina.stop(Catalina.java:601)
	at org.apache.catalina.startup.Catalina.start(Catalina.java:576)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:294)
	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:432)
2007-1-31 11:32:38 org.apache.catalina.core.StandardService stop
信息: Stopping service Catalina
2007-1-31 11:32:39 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextDestroyed()
2007-1-31 11:32:39 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextDestroyed()
2007-1-31 11:32:39 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextDestroyed()
2007-1-31 11:32:39 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextDestroyed()
2007-1-31 11:32:39 org.apache.coyote.http11.Http11BaseProtocol destroy
信息: Stopping Coyote HTTP/1.1 on http-8080

ubuntu-desktop是我的机器，系统Ubuntu610，JDK1.6
对工程没有什么影响，只是不知道为什么会抛出这个异常。