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An I/O error occured while sending to the backend.

807588Apr 23 2009 — edited Apr 25 2009
I am using Oracle Application Server and PostgreSQL for my application.
When i am calling a procedure it gives me following error. But this happens sometimes not frequently.

I am not able to find out what exactly the problem is.
org.postgresql.util.PSQLException: An I/O error occured while sending to the backend. 
Exception: java.io.IOException: Stream closed 
Stack Trace: 
java.io.IOException: Stream closed 
at java.io.BufferedInputStream.getBufIfOpen(BufferedInputStream.java:145) 
at java.io.BufferedInputStream.read(BufferedInputStream.java:239) 
at org.postgresql.core.PGStream.ReceiveChar(PGStream.java:241) 
at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1122) 
at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:175) 
at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:392) 
at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:330) 
at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:321) 
at common.Functions.getBrokerValues(Functions.java:186) 
at common.BrokerInfoBean.getBrokerValues(BrokerInfoBean.java:212) 
at _common._Index._jspService(_Index.java:90) 
at com.orionserver.http.OrionHttpJspPage.service(OrionHttpJspPage.java:59) 
at oracle.jsp.runtimev2.JspPageTable.service(JspPageTable.java:416) 
at oracle.jsp.runtimev2.JspServlet.internalService(JspServlet.java:478) 
at oracle.jsp.runtimev2.JspServlet.service(JspServlet.java:401) 
at javax.servlet.http.HttpServlet.service(HttpServlet.java:856) 
at com.evermind.server.http.ServletRequestDispatcher.invoke(ServletRequestDispatcher.java:719) 
at com.evermind.server.http.ServletRequestDispatcher.forwardInternal(ServletRequestDispatcher.java:376) 
at com.evermind.server.http.HttpRequestHandler.doProcessRequest(HttpRequestHandler.java:870) 
at com.evermind.server.http.HttpRequestHandler.processRequest(HttpRequestHandler.java:451) 
at com.evermind.server.http.AJPRequestHandler.run(AJPRequestHandler.java:299) 
at com.evermind.server.http.AJPRequestHandler.run(AJPRequestHandler.java:187) 
at oracle.oc4j.network.ServerSocketReadHandler$SafeRunnable.run(ServerSocketReadHandler.java:260) 
at com.evermind.util.ReleasableResourcePooledExecutor$MyWorker.run(ReleasableResourcePooledExecutor.java:303) 
at java.lang.Thread.run(Thread.java:595) 
End of Stack Trace 
Thanks,
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Locked on May 23 2009
Added on Apr 23 2009
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