Getting tons of these. Had an out of heap space lockup earlier but restarted before I read the docs on how to grab the heap. Seems to be related to this.

This isn't normal is it?

#74 (ref.1) : hudson.CloseProofOutputStream@3a243a24
java.lang.Exception
at hudson.remoting.ExportTable$Entry.<init>(ExportTable.java:66)
at hudson.remoting.ExportTable.export(ExportTable.java:166)
at hudson.remoting.Channel.export(Channel.java:575)
at hudson.remoting.RemoteOutputStream.writeObject(RemoteOutputStream.java:82)
at sun.reflect.GeneratedMethodAccessor785.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:1010)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1489)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1420)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1538)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1503)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1420)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:347)
at hudson.remoting.UserRequest._serialize(UserRequest.java:155)
at hudson.remoting.UserRequest.serialize(UserRequest.java:164)
at hudson.remoting.UserRequest.<init>(UserRequest.java:62)
at hudson.remoting.Channel.call(Channel.java:721)
at hudson.Launcher$RemoteLauncher.launch(Launcher.java:862)
at hudson.Launcher$ProcStarter.start(Launcher.java:353)
at hudson.Launcher$ProcStarter.join(Launcher.java:360)
at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:94)
at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:63)
at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20)
at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:785)
at hudson.model.Build$BuildExecution.build(Build.java:199)
at hudson.model.Build$BuildExecution.doRun(Build.java:160)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:566)
at hudson.model.Run.execute(Run.java:1678)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:231)