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Hi Rob, What is the URL? If it's publicly accessible data, I can take a look at the file here. Cheers! Sean > Just an update. I updated the IDV to version 3 and now see the option under > the data type for the grADS binary files but I'm still unsure how to open it. > I tired entering the URL but it didnt work either. > On Apr 18, 2012, at 10:16 AM, Unidata IDV Support wrote: > > > Greetings Rob, > > > > Are you trying to read GrADS data? If so, the .idx file isn't needed. You > > should be able to load the .ctl file into the IDV using the "GrADS Binary > > Grid Files" Data Source Type in the data chooser. > > > > Cheers, > > > > Sean > > > >> Full Name: Robert D'Arienzo > >> Email Address: address@hidden > >> Organization: Rutgers University > >> Package Version: 2.9u3 build date:2011-01-14 00:05 UTC > >> Operating System: Mac OS X > >> Hardware: Java: home: > >> /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home version: > >> 1.6.0_29 j3d:1.5.2 fcs (build4) > >> Description of problem: There was an error loading the data: > >> Error creating data source:file.profiler2 with: > >> /Users/hockeymaster475/Downloads/ruc2_252_20060916_1600_fff.idx > >> Cant read /Users/hockeymaster475/Downloads/ruc2_252_20060916_1600_fff.idx: > >> not a valid CDM file. > >> > >> How would I open an idx file in the IDV? Thanks! > >> > >> > >> -Rob > >> > >> ****************** > >> Stack trace: > >> java.io.IOException: Cant read > >> /Users/hockeymaster475/Downloads/ruc2_252_20060916_1600_fff.idx: not a > >> valid CDM file. > >> at ucar.nc2.NetcdfFile.open(NetcdfFile.java:737) > >> at ucar.nc2.NetcdfFile.open(NetcdfFile.java:387) > >> at ucar.nc2.dataset.NetcdfDataset.openOrAcquireFile(NetcdfDataset.java:686) > >> at ucar.nc2.dataset.NetcdfDataset.openDataset(NetcdfDataset.java:425) > >> at ucar.nc2.dataset.NetcdfDataset.acquireDataset(NetcdfDataset.java:521) > >> at ucar.nc2.dataset.NetcdfDataset.acquireDataset(NetcdfDataset.java:494) > >> at > >> ucar.nc2.ft.FeatureDatasetFactoryManager.open(FeatureDatasetFactoryManager.java:216) > >> at > >> ucar.unidata.data.profiler.CDMProfilerDataSource.initProfiler(CDMProfilerDataSource.java:385) > >> at > >> ucar.unidata.data.profiler.CDMProfilerDataSource.initProfilerAll(CDMProfilerDataSource.java:367) > >> at > >> ucar.unidata.data.profiler.CDMProfilerDataSource.<init>(CDMProfilerDataSource.java:180) > >> at > >> ucar.unidata.data.profiler.CDMProfilerDataSource.<init>(CDMProfilerDataSource.java:158) > >> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) > >> at > >> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) > >> at > >> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) > >> at java.lang.reflect.Constructor.newInstance(Constructor.java:513) > >> at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1552) > >> 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(NativeMethodAccessorImpl.java:39) > >> at > >> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > >> at java.lang.reflect.Method.invoke(Method.java:597) > >> at ucar.unidata.util.Misc$2.run(Misc.java:1063) > >> at ucar.unidata.util.Misc$3.run(Misc.java:1091) > >> > >> > >> > > > > > > Ticket Details > > =================== > > Ticket ID: SJQ-840722 > > Department: Support IDV > > Priority: Normal > > Status: Open > > > > Ticket Details =================== Ticket ID: SJQ-840722 Department: Support IDV Priority: Normal Status: Open