Re: NullPointerException

Wes Stupar wrote:
> My TINI400 program has a nasty bug that causes the NullPointerException. 
> Here is an example of the stack trace:
> java.lang.NullPointerException
>   in com.iqstor.IQcom.unitInformationMessage.<init>(@JPC=43)
>   in com.iqstor.IQcom.r1200InformationBroadcastMessage.<init>(@JPC=2)
>   in com.iQstor.esp2r12.UDPCom.sendR1200InfoMessage(@JPC=35003a)
>   in com.iQstor.esp2r12.Monitor.run(@JPC=22029a)
>   in java.lang.Thread.run(@JPC=22001a)
>   in com.iQstor.esp2r12.TCPCom.run(@JPC=
> Can someone help me interpret this trace? It was truncated, presumeably 
> due to the crash. It seems to have been in the TCPCom thread (there are 
> 6 threads running plus slush) and the Monitor thread. Is this a normal 
> trace, to show two threads? Does the <init> mean that it is in the 
> constructor of the class? The class r1200InformationBroadcastMessage 
> extends unitInformationMessage.
> 
> I have not been able to spot a place in the constructor for 
> unitInformationMessage that could give rise to a null pointer. Any ideas 
> would be appreciated.

This looks like a dump from the Monitor thread, see the run() method. 
Then, the function sendR1200InfoMessage was called.  Then two 
constructors were called.

What TINI version are you using?

-- 
--
Bryan Armstrong
bryan.armstrong-6tN4nzCoH/[email protected]


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