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[IDV #IQP-143082]: Exception with surface observational data

Hi Howard-

> Can you access "http://atec-ingestdev.rap.ucar.edu"; by using the browser
> (FireFox / IE)?

No, I can't access this server.  We are outside the firewall.  Is there a
way we can get access on an IP basis?

Don
 
> If you can, you can install the plugin from
> http://atec-ingestdev.rap.ucar.edu/obsServer/plugin/AtecChooser.ncar.jar
> 
> If you can install the plugin, the attached file should be copied to
> ".unidata\idv\DefaultIdv\atec" (you have to create this directory
> first). "range_setup.properties" in jar file will be overridden by this
> file.
> 
> Newly added chooser: Observations --> ATEC data
> - Make sure the "NCAR" ATEC server is selected
> - Choose "ATEC Range Surface (SAMS)"
> - Choose 3 most recent from Times
> 
> From Field Selector
> - Choose Point Data
> - Click "Create Display" button
> 
> 
> On 2/2/2010 12:59 PM, Unidata IDV Support wrote:
> > Hi Howard-
> >
> >> So far, lightning does not have this problem.
> >>
> >> I don't see any pattern, yet.
> >> I'm requesting the same data repeatedly except the spatial boundary.
> >>
> >> So far, about 3 or 4 times, this problem happened with the first trial
> >> (start IDV and load the surface data from in-house web server).
> >>
> >> Once this problem happened, I switched to the sounding data (CMA format)
> >> and back to the surface data (METAR) again, the problem happened at the
> >> very first time I found this issue. Now, usually it works after change
> >> the data type, but still the problem happens occasionally.
> >
> > I could understand this happening if you are switching from one dataset to 
> > another and you have the same varaible name with different units.
> >
> >> This morning I requested the same data except the spatial boundary and
> >> time (last three hour data) about 150 times (100 times without debug
> >> option and 50 times with debug option, I got 10 times error without
> >> debug option only).
> >
> > The only think I can think of is that this is a timing issue and turning on 
> > debug slows down the server response.
> >
> >> Is there any way to save the data from my web server?
> >
> > You could create a Point Data List and from that control, use the Select 
> > Fields button to include all parameters.  Then use the File->Save->Export 
> > Table to CSV.. menu in the control to save to a CSV file.
> >
> >> - I added in-house "AtecChooser" plugin with shape files and layout files.
> >> - AtecChooser plugin communicates with the in-house web server
> >> - The in-house web server produces the Point Data Text format for METAR
> >> &  lightening or CMA for sounding data
> >> - I chose the in-house layout which is produced by Keith
> >> - The Point Data Text format data is passed to IDV data source by
> >> providing URL of in-house web server.
> >
> > Is there any chance we can access the in-house server and get your plugin 
> > to try to debug this?
> >
> > Don
> >
> >> On 1/27/2010 10:56 AM, Unidata IDV Support wrote:
> >>> Hi Howard-
> >>>
> >>> Does this happen when you've loaded one type of data and then switch to a 
> >>> different type of day (e.g. metar and lightning)?  Is it possible that 
> >>> you are using the same variable name, but on one type of data it has a 
> >>> unit and on the other it does not?
> >>>
> >>> Or, is this happening when you are repeatedly accessing the same data?
> >>>
> >>> Don
> >>>
> >>>> Full Name: Howard Soh
> >>>> Email Address: address@hidden
> >>>> Organization: RAL
> >>>> Package Version: 2.8 build date:2010-01-15 20:48 UTC
> >>>> Operating System: Windows XP
> >>>> Hardware: Java: home: C:\Apps\Dev\IDV_2.8\jre version: 1.6.0_17 
> >>>> j3d:1.5.2 fcs (build4)
> >>>> Description of problem: We have a web server which produces the surface 
> >>>> data Point Data Text format.
> >>>> Usually I don't have this problem. Some times I have this exceptions. 
> >>>> The same requests right after this exception ussually dont this problem, 
> >>>> few cases this error happens three times. it's not consist. I'm just 
> >>>> report this bug because I don't want this problem happens during DEMO.
> >>>>
> >>>> This proble never happeed with debug option enabled by following options:
> >>>> -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=7070 -Xdebug 
> >>>> -Xnoagent
> >>>>
> >>>> Any help would be appreciated.
> >>>>
> >>>> Howard,
> >>>>
> >>>> Creating obs
> >>>> java.lang.NullPointerException
> >>>>
> >>>>
> >>>> Exception converting Elevation visad.UnitException: Real: Unit "m" must 
> >>>> be convertable with Type default Unit "null"
> >>>> visad.UnitException: Real: Unit "m" must be convertable with Type 
> >>>> default Unit "null"
> >>>> at visad.Real.<init>(Real.java:68)
> >>>> at visad.Real.<init>(Real.java:116)
> >>>> at visad.data.text.TextAdapter.readit(TextAdapter.java:1093)
> >>>> at visad.data.text.TextAdapter.<init>(TextAdapter.java:281)
> >>>> at 
> >>>> ucar.unidata.data.point.TextPointDataSource.makeObs(TextPointDataSource.java:554)
> >>>> at 
> >>>> ucar.unidata.data.point.TextPointDataSource.makeObs(TextPointDataSource.java:432)
> >>>> at 
> >>>> ucar.unidata.data.point.TextPointDataSource.makeObs(TextPointDataSource.java:347)
> >>>> at 
> >>>> ucar.unidata.data.point.PointDataSource.getDataInner(PointDataSource.java:1259)
> >>>> at 
> >>>> ucar.unidata.data.point.TextPointDataSource.getDataInner(TextPointDataSource.java:2339)
> >>>> at ucar.unidata.data.DataSourceImpl.getData(DataSourceImpl.java:2235)
> >>>> at ucar.unidata.data.DirectDataChoice.getData(DirectDataChoice.java:332)
> >>>> at ucar.unidata.data.DataChoice.getData(DataChoice.java:637)
> >>>> at ucar.unidata.data.DataInstance.getData(DataInstance.java:239)
> >>>> at ucar.unidata.data.DataInstance.getData(DataInstance.java:203)
> >>>> at ucar.unidata.data.DataInstance.dataOk(DataInstance.java:291)
> >>>> at 
> >>>> ucar.unidata.data.point.PointDataInstance.init(PointDataInstance.java:85)
> >>>> at 
> >>>> ucar.unidata.data.point.PointDataInstance.<init>(PointDataInstance.java:71)
> >>>> at 
> >>>> ucar.unidata.idv.control.ObsDisplayControl.doMakeDataInstance(ObsDisplayControl.java:796)
> >>>> at 
> >>>> ucar.unidata.idv.control.DisplayControlImpl.initializeDataInstance(DisplayControlImpl.java:3031)
> >>>> at 
> >>>> ucar.unidata.idv.control.DisplayControlImpl.setData(DisplayControlImpl.java:3013)
> >>>> at 
> >>>> ucar.unidata.idv.control.StationModelControl.setData(StationModelControl.java:1459)
> >>>> at 
> >>>> ucar.unidata.idv.control.StationModelControl.init(StationModelControl.java:463)
> >>>> at 
> >>>> ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:1293)
> >>>> at 
> >>>> ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:994)
> >>>> at 
> >>>> ucar.unidata.idv.ControlDescriptor.initControl(ControlDescriptor.java:987)
> >>>> at ucar.unidata.idv.ControlDescriptor$1.run(ControlDescriptor.java:912)
> >>>> at ucar.unidata.util.Misc$3.run(Misc.java:1096)
> >>>>
> >>>> ******************
> >>>> Stack trace:
> >>>> java.lang.NullPointerException
> >>>> at visad.Tuple.buildTupleType(Tuple.java:170)
> >>>> at 
> >>>> ucar.unidata.data.point.TextPointDataSource.makePointObs(TextPointDataSource.java:1877)
> >>>> at 
> >>>> ucar.unidata.data.point.TextPointDataSource.makeObs(TextPointDataSource.java:592)
> >>>> at 
> >>>> ucar.unidata.data.point.TextPointDataSource.makeObs(TextPointDataSource.java:432)
> >>>> at 
> >>>> ucar.unidata.data.point.TextPointDataSource.makeObs(TextPointDataSource.java:347)
> >>>> at 
> >>>> ucar.unidata.data.point.PointDataSource.getDataInner(PointDataSource.java:1259)
> >>>> at 
> >>>> ucar.unidata.data.point.TextPointDataSource.getDataInner(TextPointDataSource.java:2339)
> >>>> at ucar.unidata.data.DataSourceImpl.getData(DataSourceImpl.java:2235)
> >>>> at ucar.unidata.data.DirectDataChoice.getData(DirectDataChoice.java:332)
> >>>> at ucar.unidata.data.DataChoice.getData(DataChoice.java:637)
> >>>> at ucar.unidata.data.DataInstance.getData(DataInstance.java:239)
> >>>> at ucar.unidata.data.DataInstance.getData(DataInstance.java:203)
> >>>> at ucar.unidata.data.DataInstance.dataOk(DataInstance.java:291)
> >>>> at 
> >>>> ucar.unidata.data.point.PointDataInstance.init(PointDataInstance.java:85)
> >>>> at 
> >>>> ucar.unidata.data.point.PointDataInstance.<init>(PointDataInstance.java:71)
> >>>> at 
> >>>> ucar.unidata.idv.control.ObsDisplayControl.doMakeDataInstance(ObsDisplayControl.java:796)
> >>>> at 
> >>>> ucar.unidata.idv.control.DisplayControlImpl.initializeDataInstance(DisplayControlImpl.java:3031)
> >>>> at 
> >>>> ucar.unidata.idv.control.DisplayControlImpl.setData(DisplayControlImpl.java:3013)
> >>>> at 
> >>>> ucar.unidata.idv.control.StationModelControl.setData(StationModelControl.java:1459)
> >>>> at 
> >>>> ucar.unidata.idv.control.StationModelControl.init(StationModelControl.java:463)
> >>>> at 
> >>>> ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:1293)
> >>>> at 
> >>>> ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:994)
> >>>> at 
> >>>> ucar.unidata.idv.ControlDescriptor.initControl(ControlDescriptor.java:987)
> >>>> at ucar.unidata.idv.ControlDescriptor$1.run(ControlDescriptor.java:912)
> >>>> at ucar.unidata.util.Misc$3.run(Misc.java:1096)
> >>>>
> >>>>
> >>>>
> >>>
> >>>
> >>> Ticket Details
> >>> ===================
> >>> Ticket ID: IQP-143082
> >>> Department: Support IDV
> >>> Priority: Normal
> >>> Status: Open
> >>
> >>
> >
> >
> > Ticket Details
> > ===================
> > Ticket ID: IQP-143082
> > Department: Support IDV
> > Priority: Normal
> > Status: Open
> 
> 


Ticket Details
===================
Ticket ID: IQP-143082
Department: Support IDV
Priority: High
Status: Open