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> Full Name: stu powell > Email Address: address@hidden > Organization: university of canterbury > Package Version: 4.1 build date:2013-08-02 18:38 UTC > Operating System: Windows XP > Hardware: Java: home: C:\Program Files\IDV_4.1\jre version: 1.6.0_43 > j3d:1.5.2 fcs (build4) > Description of problem: > > Creating display: Color-Shaded Plan View > No data selected > > ?? why does it keep defaulting to this? How do I pick up the data to > create a plot of wind shear between 2 layers? Stu, I think the problem is that you are working on the WRF dataset and this doesn't have the pressure levels, you need to make sure the levels selected for the 2 layers are in the dataset. In other word, don't use the default layers when the selecting window popup. Yuan > > ****************** > Stack trace: > java.lang.IllegalStateException: No data selected > at ucar.unidata.idv.ui.IdvUIManager.selectDataChoices(IdvUIManager.java:5589) > at > ucar.unidata.idv.IntegratedDataViewer.selectDataChoices(IntegratedDataViewer.java:1016) > at > ucar.unidata.data.DerivedDataChoice.collectOperands(DerivedDataChoice.java:558) > at ucar.unidata.data.DerivedDataChoice.getData(DerivedDataChoice.java:738) > at ucar.unidata.data.DataChoice.getData(DataChoice.java:637) > at ucar.unidata.data.DataInstance.getData(DataInstance.java:243) > at ucar.unidata.data.DataInstance.getData(DataInstance.java:207) > at ucar.unidata.data.grid.GridDataInstance.init(GridDataInstance.java:206) > at ucar.unidata.data.grid.GridDataInstance.<init>(GridDataInstance.java:163) > at ucar.unidata.data.grid.GridDataInstance.<init>(GridDataInstance.java:144) > at > ucar.unidata.idv.control.GridDisplayControl.doMakeDataInstance(GridDisplayControl.java:284) > at > ucar.unidata.idv.control.DisplayControlImpl.initializeDataInstance(DisplayControlImpl.java:3224) > at > ucar.unidata.idv.control.DisplayControlImpl.setData(DisplayControlImpl.java:3206) > at ucar.unidata.idv.control.PlanViewControl.setData(PlanViewControl.java:641) > at ucar.unidata.idv.control.PlanViewControl.init(PlanViewControl.java:471) > at > ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:1421) > at > ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:1106) > at ucar.unidata.idv.ControlDescriptor.initControl(ControlDescriptor.java:986) > at ucar.unidata.idv.ControlDescriptor$1.run(ControlDescriptor.java:911) > at ucar.unidata.util.Misc$3.run(Misc.java:1251) > > > Ticket Details =================== Ticket ID: ERW-649143 Department: Support IDV Priority: Normal Status: Open