troubleshoot broken pipe

hi,

OS=sol8
ora_ver=8i
model=420r

what can i do to troubleshoot this problem?

Wed May 23 10:40:17 CDT 2001:<I> <JMS> java.sql.SQLException: Io exception: Broken pipe
        at java.lang.Throwable.fillInStackTrace(Native Method)
        at java.lang.Throwable.fillInStackTrace(Compiled Code)
        at java.lang.Throwable.<init>(Compiled Code)
        at java.lang.Exception.<init>(Compiled Code)
        at java.sql.SQLException.<init>(Compiled Code)
        at oracle.jdbc.dbaccess.DBError.throwSqlException(Compiled Code)
        at oracle.jdbc.dbaccess.DBError.throwSqlException(Compiled Code)
        at oracle.jdbc.driver.OracleStatement.<init>(Compiled Code)
        at oracle.jdbc.driver.OracleConnection.privateCreateStatement(Compiled Code)
        at oracle.jdbc.driver.OracleConnection.createStatement(Compiled Code)
        at weblogic.jdbc.pool.Connection.createStatement(Compiled Code)
        at weblogic.jms.server.JDBCStore.purgeMessages(Compiled Code)
        at weblogic.jms.server.JDBCStore.trigger(Compiled Code)
        at weblogic.time.common.internal.ScheduledTrigger.executeLocally(Compiled Code)
        at weblogic.time.common.internal.ScheduledTrigger.execute(Compiled Code)
        at weblogic.time.server.ScheduledTrigger.execute(Compiled Code)
        at weblogic.kernel.ExecuteThread.run(Compiled Code)

to fix it, i had to restart the instance; major causes...hints!

rf

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