Re: error description

Hi Michelle,

Unpacking the current visad_src-2.0.jar from the VisAD ftp
server, line 1602 of DisplayImpl.java is:

    } // end synchronized (mapslock)

Its hard to imagine this line of code as the source of a
NullPointerException.

Please send me a small section of code around line 1602
of your DisplayImpl.java, and clearly label which line is
1602. Make sure the source you are looking at is consistent
with the classes you are running (best is to compile VisAD
from source and run from the compiled classes, rather than
from visad.jar.

Thanks,
Bill

> Here are the details of the null pointer exception:
>
> java.lang.NullPointerException
>
>             at visad.DisplayImpl.doAction(DisplayImpl.java:1602)
>
>             at
> visad.java2d.DisplayImplJ2D.doAction(DisplayImplJ2D.java:306)
>
>             at visad.ActionImpl.run(ActionImpl.java:303)
>
>             at
> visad.util.ThreadPool$ThreadMinnow.run(ThreadPool.java:95)
>
>
>
> Is this a problem with j3d?


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