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  1. ,

    Exception in thread "main" java.io.NotSerializableException: java.util.Hashtable$Enumerator at java.io.ObjectOutputStream.writeObject0(Unknown Source) at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) at java.io.ObjectOutputStream.writeSe

  2. ,
    via Stack Overflow by Matthias

    Your object contains member variables which are themselves not serializable 'ReportDataStoreRegion'. If you really want to serialize your object. One option would be to declare the variable as transient so that it is not serialized.

Solutions on the web

via Icesoft by phanikotharu, 1 year ago
com.icesoft.faces.component.outputchart.AxisChart
via Icesoft by chrishantha, 1 year ago
java.io.NotSerializableException: com.icesoft.faces.component.outputchart.AxisChart	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1156)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326)	at java.util.HashMap.writeObject(HashMap.java:1001)	at sun.reflect.GeneratedMethodAccessor31.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1461)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326)	at java.util.HashMap.writeObject(HashMap.java:1001)	at sun.reflect.GeneratedMethodAccessor31.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1461)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509)	at java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:416)	at org.springframework.webflow.core.collection.LocalAttributeMap.writeObject(LocalAttributeMap.java:327)	at sun.reflect.GeneratedMethodAccessor61.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1461)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326)	at java.util.HashMap.writeObject(HashMap.java:1001)	at sun.reflect.GeneratedMethodAccessor31.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1461)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509)	at java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:416)	at org.springframework.webflow.core.collection.LocalAttributeMap.writeObject(LocalAttributeMap.java:327)	at sun.reflect.GeneratedMethodAccessor61.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1461)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326)	at org.springframework.webflow.engine.impl.FlowSessionImpl.writeExternal(FlowSessionImpl.java:154)	at java.io.ObjectOutputStream.writeExternalData(ObjectOutputStream.java:1421)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1390)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326)	at java.util.LinkedList.writeObject(LinkedList.java:943)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1461)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)