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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
Saide, Please give us some indication of how this error came about. Best, Unidata IDV Support > Full Name: project > Email Address: address@hidden > Organization: uem > Package Version: 5.2 build date:2015-08-26 18:19 UTC > Operating System: Windows 7 > Hardware: Java: home: C:\Program Files\IDV_5.2\jre version: 1.8.0_45 > j3d:1.6.0-pre9-daily-experimental daily > Description of problem: Creating display: Topography > No data selected > > ****************** > Stack trace: > java.lang.IllegalStateException: No data selected > at ucar.unidata.idv.ui.IdvUIManager.selectDataChoices(IdvUIManager.java:5655) > at > ucar.unidata.idv.IntegratedDataViewer.selectDataChoices(IntegratedDataViewer.java:1015) > at > ucar.unidata.data.DerivedDataChoice.collectOperands(DerivedDataChoice.java:558) > at ucar.unidata.data.DerivedDataChoice.getData(DerivedDataChoice.java:746) > 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:293) > at > ucar.unidata.idv.control.DisplayControlImpl.initializeDataInstance(DisplayControlImpl.java:3278) > at > ucar.unidata.idv.control.DisplayControlImpl.setData(DisplayControlImpl.java:3234) > at ucar.unidata.idv.control.PlanViewControl.setData(PlanViewControl.java:664) > at ucar.unidata.idv.control.PlanViewControl.init(PlanViewControl.java:489) > at > ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:1402) > at > ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:1085) > 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:1243) > > > Ticket Details =================== Ticket ID: MMS-283234 Department: Support IDV Priority: Normal Status: Closed