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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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 Yuan. > > Get this error message when loading: > > ERROR: Creating unit: ??C > Error parsing unit:visad.data.units.ParseException: Lexical error at line > 1, column 1. Encountered: "?" (63), after : "" > visad.VisADException: Error parsing unit:visad.data.units.ParseException: > Lexical error at line 1, column 1. Encountered: "?" (63), after : "" > > IDV does start. When trying to load time height get this message and > blank display with no data. No probe displays on map either. Lat long > blank. > > ERROR: Creating display: Time/Height Display (Color-Filled) > Gridded2DDoubleSet: samples values may not be missing > visad.SetException: Gridded2DDoubleSet: samples values may not be missing > at visad.Gridded2DDoubleSet.<init>(Gridded2DDoubleSet.java:145) > at visad.Gridded2DDoubleSet.<init>(Gridded2DDoubleSet.java:123) > at visad.Gridded2DDoubleSet.<init>(Gridded2DDoubleSet.java:117) > at > ucar.unidata.idv.control.TimeHeightControl.displayTHForCoord(TimeHeightControl.java:423) > at > ucar.unidata.idv.control.TimeHeightControl.loadProfile(TimeHeightControl.java:528) > at > ucar.unidata.idv.control.TimeHeightControl.applySmoothing(TimeHeightControl.java:480) > at > ucar.unidata.idv.control.DisplayControlImpl.applyAttributesToDisplayables(DisplayControlImpl.java:1608) > at > ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:1157) > at > ucar.unidata.idv.ControlDescriptor.initControl(ControlDescriptor.java:993) > at ucar.unidata.idv.ControlDescriptor$1.run(ControlDescriptor.java:918) > at ucar.unidata.util.Misc$3.run(Misc.java:1243) > > Dave > This is very wired, I tested this idv.jar file in my 6.2u3 and everything is working correctly. Are you testing on the u3 version? When did you install this u3 version? Yuan Ticket Details =================== Ticket ID: QAA-965570 Department: Support IDV Priority: Critical Status: Open =================== NOTE: All email exchanges with NSF Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.