Hi,

This might be useful.

Follow this thread:
http://groups.google.com/group/google-appengine/browse_thread/thread/685d2e9db4063a69

Please confirm.
thanks.


On 2月24日, 午後11:25, Sandeep <[email protected]> wrote:
> I have been getting this error since my last deployment. Everything
> works fine in my local setup but on the server it throws this
> exception.
>
> Caused by: java.io.NotSerializableException:
> org.datanucleus.store.appengine.query.DatastoreQuery$2
>         at java.io.ObjectOutputStream.writeObject0(Unknown Source)
>         at java.io.ObjectOutputStream.writeObject(Unknown Source)
>         at java.util.ArrayList.writeObject(Unknown Source)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
>         at java.lang.reflect.Method.invoke(Unknown Source)
>         at java.io.ObjectStreamClass.invokeWriteObject(Unknown Source)
>         at java.io.ObjectOutputStream.writeSerialData(Unknown Source)
>         at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source)
>         at java.io.ObjectOutputStream.writeObject0(Unknown Source)
>         at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source)
>         at java.io.ObjectOutputStream.writeSerialData(Unknown Source)
>         at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source)
>         at java.io.ObjectOutputStream.writeObject0(Unknown Source)
>         at java.io.ObjectOutputStream.writeObject(Unknown Source)
>         at java.util.HashMap.writeObject(Unknown Source)
>
> Check outwww.medavakkam.com/eGrocery
>
> On click of Create new Order I get this error. The same datastore
> calls are made in another flow and that is working fine.
>
> Thanks & Regards,
> Sandeep

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