Re: [openorb-general] NullPointerException

[Michael R. <mic...@en...>]

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Michael

Jefferson S.J. Gan wrote:

>Jefferson wrote:
>
>   We are currently using Notification Service-1.3.0. And this exception
>occurs. I don't know if this is an error on our side. But does anyone know
>what this exception means
><===============================================================>
>java.lang.NullPointerException
>        at org.openorb.notify.persistence.ConnectionInfoHelper.write(Unknown
>Sou
>rce)
>        at
>file.org.openorb.notify.persistence.ConsumerAdminBase.write(Unknown S
>ource)
>        at
>file.org.openorb.notify.persistence.ConsumerAdminHomeBase.flush(Unkno
>wn Source)
>        at
>file.org.openorb.notify.persistence.ConsumerAdminBase.flushIncarnatio
>n(Unknown Source)
>        at
>file.org.openorb.notify.persistence.ConsumerAdminBase.push_suppliers(
>Unknown Source)
>        at
>org.openorb.notify.impl.ConsumerAdminImpl.reportPushConsumerDisconnec
>tion(Unknown Source)
>        at
>org.openorb.notify.impl.StructuredProxyPushSupplierImpl.disconnect_st
>ructured_push_supplier(Unknown Source)
>        at
>org.openorb.notify.impl.StructuredProxyPushSupplierImpl.reportClientD
>isconnection(Unknown Source)
>        at org.openorb.notify.queue.StructuredPusher.dispatchEvent(Unknown
>Sourc
>e)
>        at org.openorb.notify.queue.Pusher.doDelivery(Unknown Source)
>        at org.openorb.notify.queue.Pusher.pushEvent(Unknown Source)
>        at
>org.openorb.notify.impl.StructuredProxyPushSupplierImpl.dispatchEvent
>(Unknown Source)
>        at org.openorb.notify.queue.EventQueueReceiver.doDelivery(Unknown
>Source
>)
>        at org.openorb.notify.queue.EventQueueReceiver.pushEvent(Unknown
>Source)
>        at org.openorb.notify.impl.ConsumerAdminImpl.dispatchEvent(Unknown
>Sourc
>e)
>        at org.openorb.notify.queue.EventQueueReceiver.doDelivery(Unknown
>Source
>)
>        at org.openorb.notify.queue.EventQueueReceiver.run(Unknown Source)
><===============================================================>
>    Is there a limitation on the notification service of having the same
>subnet? ... for example 171.38.61.101 is the server and where notification
>service is running, should the client be only at 171.38.61 subnet mask...
>Because we have encountered receiving event through notification service if
>they have different subnet mask.
>    Our current setup was the supplier for notifications is in the different
>subnet with the consumer. We send notification first, then all is
>successful, so then we close the application for consumer then run the
>application for consumer and connect it again. Then the next time we send
>notification, the exception above appears. Do anyone know what might be the
>problem?
>
>Thank you very much
>
>
>
>
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