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Hi Brian, Please upload a data samples here: http://motherlode.ucar.edu/repository/alias/idvupload and let us know when they are there. Please upload both working and broken data samples. Best, Unidata IDV Support > Full Name: Brian Billings > Email Address: address@hidden > Organization: Millersville University > Package Version: 5.2 build date:2015-08-26 18:19 UTC > Operating System: Windows 7 > Hardware: Java: home: C:\Users\bbillings\Desktop\IDV_5.2\jre version: > 1.8.0_45 j3d:1.6.0-pre9-daily-experimental daily > Description of problem: Trying to load in radar sweep files from a > just-completed field deployment of the Doppler on Wheels. They look identical > to files from six years ago that I verfied still work in version 5.2, but an > error says they are not valid CDM files. It may be a problem with the data > files, but I wanted to check to make sure there was nothing obvious that > needed to be done in IDV to make the files read correctly. I can attach data > file if needed. > > There was an error loading the data: > Error creating data source:file.radar with: > C:\Users\bbillings\Desktop\BJBpresents\MM16\DOW\swp.1160404201500.DOW6comb.761.280.0_RHI_v330 > null > java.io.IOException: Cant read > C:/Users/bbillings/Desktop/BJBpresents/MM16/DOW/swp.1160404201500.DOW6comb.761.280.0_RHI_v330: > not a valid CDM file. > > ****************** > Stack trace: > visad.VisADException: java.io.IOException: Cant read > C:/Users/bbillings/Desktop/BJBpresents/MM16/DOW/swp.1160404201500.DOW6comb.761.280.0_RHI_v330: > not a valid CDM file. > at ucar.unidata.data.radar.CDMRadarAdapter.init(CDMRadarAdapter.java:507) > at ucar.unidata.data.radar.CDMRadarAdapter.<init>(CDMRadarAdapter.java:215) > at > ucar.unidata.data.radar.CDMRadarDataSource.makeRadarAdapter(CDMRadarDataSource.java:688) > at ucar.unidata.data.radar.RadarDataSource$1.run(RadarDataSource.java:298) > at visad.util.ThreadManager.runInParallel(ThreadManager.java:273) > at visad.util.ThreadManager.runInParallel(ThreadManager.java:245) > at visad.util.ThreadManager.runInParallel(ThreadManager.java:212) > at > ucar.unidata.data.radar.RadarDataSource.makeAdapters(RadarDataSource.java:320) > at > ucar.unidata.data.radar.RadarDataSource.getAdapters(RadarDataSource.java:252) > at > ucar.unidata.data.radar.RadarDataSource.getRadarAdapters(RadarDataSource.java:637) > at > ucar.unidata.data.radar.CDMRadarDataSource.doMakeDataChoices(CDMRadarDataSource.java:412) > at ucar.unidata.data.DataSourceImpl.getDataChoices(DataSourceImpl.java:1855) > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1573) > at > ucar.unidata.idv.IntegratedDataViewer.createDataSource(IntegratedDataViewer.java:1979) > at > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1896) > at > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1830) > at > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1803) > 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:1215) > at ucar.unidata.util.Misc$3.run(Misc.java:1243) > > > Ticket Details =================== Ticket ID: VQD-905475 Department: Support IDV Priority: Normal Status: Open