java.lang.OutOfMemoryError: unable to create new native thread

Hi,

We are getting FRM-93652 error when running the reports. We have seen the below error messages in the reports logs. Can anyone explain how to fix this?

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java.lang.OutOfMemoryError: unable to create new native thread

<May 23, 2013 4:25:01 PM CEST> <Error> <Socket> <BEA-000421> <Uncaught Throwable in processSockets
 java.lang.NullPointerException.
java.lang.NullPointerException
        at weblogic.socket.PosixSocketMuxer.processSockets(PosixSocketMuxer.java:125)
        at weblogic.socket.SocketReaderRequest.run(SocketReaderRequest.java:29)
        at weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:42)
        at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:145)
        at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:117)

[2013-05-23T16:08:50.966+02:00] [WLS_REPORTS] [ERROR] [] [javax.enterprise.resource.corba._CORBA_.rpc.transport] [tid: SelectorThread] [userId: weblogic] [ecid: 4d90a7cacbdb7024:5c4b55a8:13e1d8a2605:-8000-0000000000055567,1:18080] [APP: reports#11.1.1.2.0] "IOP00710313: (INTERNAL) Worker thread creation failure; cause java.lang.OutOfMemoryError: unable to create new native thread."[[