broken pipe

[chivoloco06]

alguien puede explicarme a que se debe este error:

8/08/2008 09:20:20 AM org.apache.jk.server.JkCoyoteHandler action
GRAVE: Error in action code
java.net.SocketException: Pipe roto
at java.net.SocketOutputStream.socketWrite0(Native Method)
at java.net.SocketOutputStream.socketWrite(SocketOutp utStream.java:92)
at java.net.SocketOutputStream.write(SocketOutputStre am.java:136)
at org.apache.jk.common.ChannelSocket.send(ChannelSoc ket.java:435)
at org.apache.jk.common.ChannelSocket.invoke(ChannelS ocket.java:627)
at org.apache.jk.server.JkCoyoteHandler.action(JkCoyo teHandler.java:372)
at org.apache.coyote.Response.action(Response.java:22 2)
at org.apache.coyote.Response.finish(Response.java:34 3)
at org.apache.coyote.tomcat4.OutputBuffer.close(Outpu tBuffer.java:326)
at org.apache.coyote.tomcat4.CoyoteResponse.finishRes ponse(CoyoteResponse.java:500)
at org.apache.coyote.tomcat4.CoyoteAdapter.service(Co yoteAdapter.java:224)
at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyo teHandler.java:261)
at org.apache.jk.common.HandlerRequest.invoke(Handler Request.java:360)
at org.apache.jk.common.ChannelSocket.invoke(ChannelS ocket.java:632)
at org.apache.jk.common.ChannelSocket.processConnecti on(ChannelSocket.java:590)
at org.apache.jk.common.SocketConnection.runIt(Channe lSocket.java:707)
at org.apache.tomcat.util.threads.ThreadPool$ControlR unnable.run(ThreadPool.java:530)
at java.lang.Thread.run(Thread.java:536)

de antemano muchas gracias