####<Aug 7, 20208:50:35,581 AM UTC> <Error> <RJVM> <4695b9b44637> <AdminServer> <ExecuteThread: '0' for queue: 'weblogic.socket.Muxer'> <<WLS Kernel>> <> <6e5ae28b-117c-4080-b9d7-25c5070c1882-00000019> <1596790235581> <[severity-value: 8][rid: 0][partition-id: 0][partition-name: DOMAIN] > <BEA-000503> <Incoming message header or abbreviation processing failed. java.lang.ClassCastException: java.lang.UNIXProcess cannot be cast to java.lang.Comparable java.lang.ClassCastException: java.lang.UNIXProcess cannot be cast to java.lang.Comparable at com.tangosol.util.comparator.ExtractorComparator.compare(ExtractorComparator.java:71) at java.util.PriorityQueue.siftDownUsingComparator(PriorityQueue.java:722) at java.util.PriorityQueue.siftDown(PriorityQueue.java:688) at java.util.PriorityQueue.heapify(PriorityQueue.java:737) at java.util.PriorityQueue.readObject(PriorityQueue.java:797) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1170) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2178) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:431) at weblogic.rjvm.InboundMsgAbbrev.readObject(InboundMsgAbbrev.java:73) at weblogic.rjvm.InboundMsgAbbrev.read(InboundMsgAbbrev.java:45) at weblogic.rjvm.MsgAbbrevJVMConnection.readMsgAbbrevs(MsgAbbrevJVMConnection.java:325) at weblogic.rjvm.MsgAbbrevInputStream.init(MsgAbbrevInputStream.java:219) at weblogic.rjvm.MsgAbbrevJVMConnection.dispatch(MsgAbbrevJVMConnection.java:557) at weblogic.rjvm.t3.MuxableSocketT3.dispatch(MuxableSocketT3.java:666) at weblogic.socket.BaseAbstractMuxableSocket.dispatch(BaseAbstractMuxableSocket.java:397) at weblogic.socket.SocketMuxer.readReadySocketOnce(SocketMuxer.java:993) at weblogic.socket.SocketMuxer.readReadySocket(SocketMuxer.java:929) at weblogic.socket.NIOSocketMuxer.process(NIOSocketMuxer.java:599) at weblogic.socket.NIOSocketMuxer.processSockets(NIOSocketMuxer.java:563) at weblogic.socket.SocketReaderRequest.run(SocketReaderRequest.java:30) at weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:43) at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:147) at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:119) >