Hi John,
Where can I get the full stack trace? catalogInit.log only has the
summary information.
Cheers, Jon
-----Original Message-----
From: John Caron [mailto:caron@xxxxxxxxxxxxxxxx]
Sent: 10 July 2010 16:34
To: Jon Blower
Cc: thredds@xxxxxxxxxxxxxxxx
Subject: java.lang.NullPointerException: Name is null
readCatalog(): Exception on
catalog=/usr/local/tomcat/content/thredds/idd/atm_mod.xml Name is null
log=null catalog
java.lang.NullPointerException: Name is null
I havent been able to figure out where this is coming from. If anyone
sees it again, send me the full stack trace. thanks.
Jon Blower wrote:
> Hi John,
>
> Would you be happy to send me (or the list) the relevant fragment of
> your TDS catalog that works in 4.2? I've seen exactly the same error
> trying to override the units for a particular variable in an FMRC
> aggregation and I'd be very interested to understand your workaround.
>
> Cheers, Jon
>
> -----Original Message-----
> Date: Fri, 18 Jun 2010 09:21:17 -1000
> From: "John Maurer, IV" <jmaurer@xxxxxxxxxx>
> To: thredds@xxxxxxxxxxxxxxxx
> Subject: Re: [thredds] TDS 4.2 FMRC catalogInit error: Name is null
> Message-ID: <fb7ec9b949f72.4c1b3a8d@xxxxxxxxxx>
> Content-Type: text/plain; charset="us-ascii"
>
> Hi All,
> Here is a brief follow-up on some new progress I've made on this
> problem:
>
> Because of the error from TDS 4.2, I have returned to TDS 4.1 for now
> but at least found a workaround for the _FillValue mismatch. Because
> FMRC is returning NaN for _FillValue, I have set this to NaN with NcML
> in my TDS config file for these datasets. As I stated below, this was
> not working for me at first because I was making the modification
within
> the aggregation tag. Placing this modification prior to the
aggregation
> tag instead now gives me the expected results: the metadata on the TDS
> OPeNDAP page and the OPeNDAP output now both have NaN for _FillValue
so
> there is no longer a mismatch causing errors for me in visualization
> applications such as LAS.
>
> Cheers,
> John Maurer
> Hawaii Ocean Observing System (HiOOS)
>
> ----- Original Message -----
> From: "John Maurer, IV" <jmaurer@xxxxxxxxxx>
> Date: Thursday, June 17, 2010 4:10 pm
> Subject: TDS 4.2 FMRC catalogInit error: Name is null
> To: thredds@xxxxxxxxxxxxxxxx
>
>> Hi All,
>> I'm working with the latest development release of TDS (4.2) in order
> to take advantage of the FMRC refactor. However, I get an error for
each
> of my FMRC datasets in my TDS catalogInit.log that says something like
> the following:
>> readCatalog(): Exception on
> catalog=/usr/local/tomcat/content/thredds/idd/atm_mod.xml Name is null
>> log=null catalog
>> java.lang.NullPointerException: Name is null
>>
>> I do not see where "Name" is supposed to be used in the
documentation,
> and I already have lower-case "name" settings in place. Any ideas
what's
> going on here? I realize this is not a stable release yet, so my
> apologies if I'm jumping the gun. Here is the URL to our THREDDS
> catalog:
>> http://oos.soest.hawaii.edu/thredds/catalog.html
>>
>> Go to "Ocean Model Output" or "Atmosphere Model Output" and you will
> get an HTTP Status 404 - Not Found that results from this problem.
>> A little background on why I care:
>>
>> Because of the way FMRC used to work, I am getting NaN for _FillValue
> in my Best Time Series even though the source NetCDF dataset files
have
> _FillValue set to 1.0E37 in their metadata. This discrepency is
causing
> problems when displaying my data in LAS 7.1.1: the metadata say one
> thing, but TDS delivers another. I have tried using NcML to get the
two
> in sync but without any success. From my understanding in talking with
> others, this is a known bug in TDS that will be fixed in 4.2. I have
> converted all my FMRC catalogs from the old datasetScan syntax to the
> new featureCollection syntax as described here:
>
http://www.unidata.ucar.edu/projects/THREDDS/tech/tds4.2/reference/colle
> ctions/FeatureCollections.html. I have attached one example.
>> Thanks for your time!
>> Cheers,
>> John Maurer
>> Hawaii Ocean Observing System (HiOOS)
> -------------- next part --------------
> An HTML attachment was scrubbed...
> URL:
>
<http://mailman.unidata.ucar.edu/mailing_lists/archives/thredds/attachme
> nts/20100618/0ab7599a/attachment.html>
>
> End of thredds Digest, Vol 17, Issue 17
> ***************************************
>
> _______________________________________________
> thredds mailing list
> thredds@xxxxxxxxxxxxxxxx
> For list information or to unsubscribe, visit:
http://www.unidata.ucar.edu/mailing_lists/
