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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
Chloe, Is there a problem here? It simply appears your data are password protected. Best, Unidata IDV Support > Full Name: Chloe Thomas > Email Address: address@hidden > Organization: University of Bristol > Package Version: 5.2 build date:2015-08-26 18:19 UTC > Operating System: Windows 7 > Hardware: Java: home: C:\Program Files (x86)\Java\jre1.8.0_51 version: > 1.8.0_51 j3d:1.6.0-pre10-daily-experimental daily > Description of problem: There was an error loading the data: > Error creating data source:opendap.grid with: > http://opendap.aviso.altimetry.fr/thredds/dodsC/dataset-duacs-dt-global-allsat-madt-h > Grid data source failed making data set: > dods://opendap.aviso.altimetry.fr/thredds/dodsC/dataset-duacs-dt-global-allsat-madt-h > HTTP/1.1 401 Authorization Required > > ****************** > Stack trace: > org.apache.http.auth.InvalidCredentialsException: HTTP/1.1 401 Authorization > Required > at opendap.dap.DConnect2.openConnection(DConnect2.java:277) > at opendap.dap.DConnect2.getDDS(DConnect2.java:589) > at opendap.dap.DConnect2.getDDS(DConnect2.java:560) > at ucar.nc2.dods.DODSNetcdfFile.<init>(DODSNetcdfFile.java:241) > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) > at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) > at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) > at java.lang.reflect.Constructor.newInstance(Unknown Source) > at > ucar.nc2.dataset.NetcdfDataset.openDodsByReflection(NetcdfDataset.java:1040) > at ucar.nc2.dataset.NetcdfDataset.acquireDODS(NetcdfDataset.java:990) > at ucar.nc2.dataset.NetcdfDataset.openOrAcquireFile(NetcdfDataset.java:711) > at ucar.nc2.dataset.NetcdfDataset.openDataset(NetcdfDataset.java:427) > at ucar.nc2.dataset.NetcdfDataset.acquireDataset(NetcdfDataset.java:528) > at ucar.nc2.dt.grid.GridDataset.open(GridDataset.java:117) > at ucar.nc2.dt.grid.GridDataset.open(GridDataset.java:103) > at > ucar.unidata.data.grid.GeoGridDataSource.doMakeDataSet(GeoGridDataSource.java:1182) > at > ucar.unidata.data.grid.GeoGridDataSource.getDataset(GeoGridDataSource.java:1204) > at > ucar.unidata.data.grid.GeoGridDataSource.initAfterCreation(GeoGridDataSource.java:507) > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1571) > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1335) > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1318) > at > ucar.unidata.idv.IntegratedDataViewer.loadDataFiles(IntegratedDataViewer.java:555) > at > ucar.unidata.idv.IntegratedDataViewer.initInner(IntegratedDataViewer.java:621) > at ucar.unidata.idv.IntegratedDataViewer$3.run(IntegratedDataViewer.java:531) > at ucar.unidata.util.Misc$3.run(Misc.java:1243) > > > Ticket Details =================== Ticket ID: ANC-176905 Department: Support IDV Priority: Normal Status: Closed