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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
Hi Michelle- > I am trying to display temperature and wind speed data from a wrf model. I > need charts to get the actual values and then I want to chart a simple > difference between two wrf model runs. Are you looking at differences at a point over time? What are the axes of your chart? Don > Hi Michelle- > > > >> Full Name: Michelle Estrada > >> Email Address: address@hidden > >> Organization: New Mexico State University Civil Engineering > >> Package Version: 2.5 build date:2008-05-08 07:05 UTC > >> Operating System: Windows XP > >> Hardware: Java: home: C:\Program Files\IDV_2.5\jre version: 1.5.0_11 > >> j3d:1.3.2 fcs (build12) > >> Description of problem: The error message: loading data visad.Real > >> shows up when I attempt any display other than an image display such as > >> a chart. > > > > What data are you trying to display? > > > > Don Murray > >> ****************** > >> Stack trace: > >> java.lang.ClassCastException: visad.Real > >> at > >> ucar.unidata.idv.control.ObsListControl.makeDisplay(ObsListControl.java:180) > >> at > >> ucar.unidata.idv.control.ObsListControl.loadData(ObsListControl.java:626) > >> at > >> ucar.unidata.idv.control.ObsListControl.setData(ObsListControl.java:430) > >> at > >> ucar.unidata.idv.control.DisplayControlImpl.setData(DisplayControlImpl.java:2795) > >> at > >> ucar.unidata.idv.control.DisplayControlImpl.resetData(DisplayControlImpl.java:2707) > >> at > >> ucar.unidata.idv.control.DisplayControlImpl.dataChanged(DisplayControlImpl.java:2653) > >> at > >> ucar.unidata.data.DataSourceImpl.notifyDataChange(DataSourceImpl.java:1305) > >> at ucar.unidata.data.DataSourceImpl.reloadData(DataSourceImpl.java:1279) > >> at > >> ucar.unidata.data.FilesDataSource.reloadData(FilesDataSource.java:453) > >> at > >> ucar.unidata.data.grid.GeoGridDataSource.reloadData(GeoGridDataSource.java:536) > >> at > >> ucar.unidata.idv.control.DisplayControlImpl.reloadDataSource(DisplayControlImpl.java:4448) > >> 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:585) > >> at ucar.unidata.util.Misc$2.run(Misc.java:990) > >> at ucar.unidata.util.Misc$3.run(Misc.java:1018) > >> > >> > >> > > > > > > Ticket Details > > =================== > > Ticket ID: WAB-388562 > > Department: Support IDV > > Priority: Normal > > Status: Open > > > > > > > Ticket Details =================== Ticket ID: WAB-388562 Department: Support IDV Priority: Normal Status: Open