请高手帮忙查看下错误？

[dc22wt]

Jul 7, 2012 4:04:16 PM org.apache.coyote.http11.Http11Protocol pause
INFO: Pausing Coyote HTTP/1.1 on http-8085
Jul 7, 2012 4:04:16 PM org.apache.catalina.connector.Connector pause
SEVERE: Protocol handler pause failed
java.net.SocketException: Network is unreachable
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
at java.net.Socket.connect(Socket.java:525)
at java.net.Socket.connect(Socket.java:475)
at java.net.Socket.<init>(Socket.java:372)
at java.net.Socket.<init>(Socket.java:215)
at org.apache.jk.common.ChannelSocket.unLockSocket(ChannelSocket.java:487)
at org.apache.jk.common.ChannelSocket.pause(ChannelSocket.java:284)
at org.apache.jk.server.JkMain.pause(JkMain.java:725)
at org.apache.jk.server.JkCoyoteHandler.pause(JkCoyoteHandler.java:153)
at org.apache.catalina.connector.Connector.pause(Connector.java:1029)
at org.apache.catalina.core.StandardService.stop(StandardService.java:566)
at org.apache.catalina.core.StandardServer.stop(StandardServer.java:744)
at org.apache.catalina.startup.Catalina.stop(Catalina.java:648)
at org.apache.catalina.startup.Catalina$CatalinaShutdownHook.run(Catalina.java:692)
Jul 7, 2012 4:04:17 PM org.apache.catalina.core.StandardService stop
INFO: Stopping service Catalina
Jul 7, 2012 4:04:18 PM org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
SEVERE: A web application registered the JBDC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
Jul 7, 2012 4:04:18 PM org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
SEVERE: A web application registered the JBDC driver [oracle.jdbc.driver.OracleDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
Jul 7, 2012 4:04:18 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: A web application appears to have started a thread named [File Reaper] but has failed to stop it. This is very likely to create a memory leak.
Jul 7, 2012 4:04:18 PM org.apache.coyote.http11.Http11Protocol destroy
INFO: Stopping Coyote HTTP/1.1 on http-8085