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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
Hello- Are you pointing to a directory or a set of files? You'll need to select a set of files rather than a directory. If you are using a set of files, would you please upload a sample to: http://motherlode.ucar.edu/repository/alias/idvupload and we can take a look. Thanks. Don Murray > Full Name: Jan Karlicky > Email Address: address@hidden > Organization: Charles University, Prague > Package Version: 2.8u1 build date:2010-02-02 22:30 UTC > Operating System: Windows 2000 > Hardware: Java: home: C:\Program Files\IDV_2.8u1\jre version: 1.6.0_17 > j3d:1.5.2 fcs (build4) > Description of problem: There was an error loading the data: > Error creating data source:aggregated.wrfnetcdf.grid with: C:\DATA > JAN\vystupWRFzaklad\tlak.hladinamore > Grid data source failed making data set: C:\DATA > JAN\vystupWRFzaklad\tlak.hladinamore > Cant read C:/DATA JAN/vystupWRFzaklad/tlak.hladinamore: not a valid NetCDF > file. > > ****************** > Stack trace: > java.io.IOException: Cant read C:/DATA JAN/vystupWRFzaklad/tlak.hladinamore: > not a valid NetCDF file. > at ucar.nc2.NetcdfFile.open(NetcdfFile.java:754) > at ucar.nc2.NetcdfFile.open(NetcdfFile.java:398) > at ucar.nc2.dataset.NetcdfDataset.openOrAcquireFile(NetcdfDataset.java:688) > at ucar.nc2.dataset.NetcdfDataset.openDataset(NetcdfDataset.java:434) > at ucar.nc2.dataset.NetcdfDataset.acquireDataset(NetcdfDataset.java:523) > at ucar.nc2.dt.grid.GridDataset.open(GridDataset.java:103) > at ucar.nc2.dt.grid.GridDataset.open(GridDataset.java:89) > at > ucar.unidata.data.grid.GeoGridDataSource.doMakeDataSet(GeoGridDataSource.java:1084) > at > ucar.unidata.data.grid.GeoGridDataSource.getDataset(GeoGridDataSource.java:1106) > at > ucar.unidata.data.grid.GeoGridDataSource.initAfterCreation(GeoGridDataSource.java:471) > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1565) > at > ucar.unidata.idv.IntegratedDataViewer.createDataSource(IntegratedDataViewer.java:1992) > at > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1909) > at > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1843) > at > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1816) > 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:1068) > at ucar.unidata.util.Misc$3.run(Misc.java:1096) > > > Ticket Details =================== Ticket ID: BAP-409395 Department: Support IDV Priority: Normal Status: Open