maps : {Hobbit=Movie [title=The Hobbit: An Unexpected Journey, director=Peter Jackson, year=2012, docXml=org.dom4j.tree.DefaultDocument@42847574 [Document: name null]]}
Marshalling failed: java.io.NotActiveException: writeFields() may only be called when the fields have not yet been written
	at org.jboss.marshalling.river.RiverObjectOutputStream.defaultWriteObject(RiverObjectOutputStream.java:162)
	at org.dom4j.QName.writeObject(QName.java:192)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.jboss.marshalling.reflect.SerializableClass.callWriteObject(SerializableClass.java:271)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:976)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteFields(RiverMarshaller.java:1032)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:988)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:967)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:569)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteFields(RiverMarshaller.java:1032)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:988)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:569)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteFields(RiverMarshaller.java:1032)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:988)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:569)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteFields(RiverMarshaller.java:1032)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:988)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteFields(RiverMarshaller.java:1032)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:988)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)
	at org.jboss.marshalling.river.BlockMarshaller.doWriteObject(BlockMarshaller.java:65)
	at org.jboss.marshalling.river.BlockMarshaller.writeObject(BlockMarshaller.java:56)
	at org.jboss.marshalling.MarshallerObjectOutputStream.writeObjectOverride(MarshallerObjectOutputStream.java:50)
	at org.jboss.marshalling.river.RiverObjectOutputStream.writeObjectOverride(RiverObjectOutputStream.java:179)
	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)
	at java.util.HashMap.writeObject(HashMap.java:1129)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.jboss.marshalling.reflect.SerializableClass.callWriteObject(SerializableClass.java:271)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:976)
	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)
	at org.jboss.marshalling.AbstractObjectOutput.writeObject(AbstractObjectOutput.java:58)
	at org.jboss.marshalling.AbstractMarshaller.writeObject(AbstractMarshaller.java:111)
	at test.t4.WriteExample.goMarshall(WriteExample.java:137)
	at test.t4.WriteExample.main(WriteExample.java:47)
Caused by: an exception which occurred:
	in field qname
	in field attributes
	in field content
	in field content
	in field docXml
	in object java.util.HashMap@da008f83