This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
Hi Steven, That cryptic error message is indicating that the altitude field is missing from the CSV file. Regards, -Julien > Full Name: Steven Skubis > Email Address: address@hidden > Organization: SUNY Oswego > Package Version: 2.9u2 build date:2010-10-04 19:14 UTC > Operating System: Windows XP > Hardware: Java: home: H:\IDV_2.9u2\jre version: 1.6.0_20 j3d:1.5.2 fcs > (build4) > Description of problem: There was an error loading the data: > Error creating data source:file.pointtext with: > H:\20090116\4th\lonlat-50pctdBZwght.csv > Making grid parameters > Error making component array:visad.UnitException: Real: Unit "m" must be > convertable with Type default Unit "null" > > The Text (ASCII) Point Data Format data in file lonlat-50pctdBZwght.csv is > enclosed. > This works in version 2.9 but not 2.9u2. > > ****************** > Stack trace: > java.lang.IllegalStateException: Error making component > array:visad.UnitException: Real: Unit "m" must be convertable with Type > default Unit "null" > at visad.DoubleTuple.getComponents(DoubleTuple.java:205) > at visad.Tuple.getComponents(Tuple.java:220) > at > ucar.unidata.data.point.TextPointDataSource.makePointObs(TextPointDataSource.java:2281) > at > ucar.unidata.data.point.TextPointDataSource.makeObs(TextPointDataSource.java:652) > at > ucar.unidata.data.point.TextPointDataSource.makeObs(TextPointDataSource.java:479) > at > ucar.unidata.data.point.TextPointDataSource.getSample(TextPointDataSource.java:2515) > at > ucar.unidata.data.point.PointDataSource.doMakeDataChoices(PointDataSource.java:932) > at > ucar.unidata.data.point.TextPointDataSource.doMakeDataChoices(TextPointDataSource.java:2523) > at ucar.unidata.data.DataSourceImpl.getDataChoices(DataSourceImpl.java:1844) > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1561) > at > ucar.unidata.idv.IntegratedDataViewer.createDataSource(IntegratedDataViewer.java:1998) > at > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1915) > at > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1849) > at > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1822) > at ucar.unidata.idv.chooser.IdvChooser.makeDataSource(IdvChooser.java:943) > at ucar.unidata.idv.chooser.FileChooser.selectFilesInner(FileChooser.java:656) > at ucar.unidata.idv.chooser.FileChooser.selectFiles(FileChooser.java:525) > at ucar.unidata.idv.chooser.FileChooser.doLoadInThread(FileChooser.java:547) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) > at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) > at java.lang.reflect.Method.invoke(Unknown Source) > at ucar.unidata.util.Misc$2.run(Misc.java:1062) > at ucar.unidata.util.Misc$3.run(Misc.java:1090) > > > Ticket Details =================== Ticket ID: QWZ-460082 Department: Support IDV Priority: Normal Status: Closed