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Hi Damian. I can confirm the issue you are running into. The IDV may not work with this authentication scenario. As a workaround, would it be possible to move the data onto your computer and display it from there? -Julien > Full Name: Damian Hite > Email Address: address@hidden > Organization: CGGVeritas > Package Version: 2.9u2 build date:2010-10-04 19:14 UTC > Operating System: Windows XP > Hardware: Java: home: C:\Program Files\Java\jre6 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:opendap.grid with: > http://opendap-myocean.mercator-ocean.fr/thredds/dodsC/mercator-psy2v3-phys-tat > Grid data source failed making data set: > dods://opendap-myocean.mercator-ocean.fr/thredds/dodsC/mercator-psy2v3-phys-tat > org.apache.commons.httpclient.auth.CredentialsNotAvailableException: HTTP/1.1 > 401 Authorization Required > > > Trying to run the Integrated Data Viewer and the above message comes up > immediately and then the program closes. I have a valid login for the > download service, but never get a chance to enter it. > > ****************** > Stack trace: > java.io.IOException: > org.apache.commons.httpclient.auth.CredentialsNotAvailableException: HTTP/1.1 > 401 Authorization Required > at ucar.nc2.dods.DODSNetcdfFile.<init>(DODSNetcdfFile.java:257) > at ucar.nc2.dataset.NetcdfDataset.acquireDODS(NetcdfDataset.java:781) > at ucar.nc2.dataset.NetcdfDataset.openOrAcquireFile(NetcdfDataset.java:655) > at ucar.nc2.dataset.NetcdfDataset.openDataset(NetcdfDataset.java:425) > at ucar.nc2.dataset.NetcdfDataset.acquireDataset(NetcdfDataset.java:521) > 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:1106) > at > ucar.unidata.data.grid.GeoGridDataSource.getDataset(GeoGridDataSource.java:1128) > at > ucar.unidata.data.grid.GeoGridDataSource.initAfterCreation(GeoGridDataSource.java:490) > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1559) > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1342) > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1325) > at > ucar.unidata.idv.IntegratedDataViewer.loadDataFiles(IntegratedDataViewer.java:574) > at > ucar.unidata.idv.IntegratedDataViewer.initInner(IntegratedDataViewer.java:640) > at ucar.unidata.idv.IntegratedDataViewer$3.run(IntegratedDataViewer.java:550) > at ucar.unidata.util.Misc$3.run(Misc.java:1090) > > > Ticket Details =================== Ticket ID: IWC-371516 Department: Support IDV Priority: High Status: Open