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[IDV #LKP-243429]: Error number 2

> Full Name: JP Kalb
> Email Address: address@hidden
> Organization: SJSU
> Package Version: 5.0u1 build date:2014-08-08 16:54 UTC
> Operating System: Windows 7
> Hardware: Java: home: C:\Program Files (x86)\IDV_5.0u1\jre version: 1.7.0_51 
> j3d:1.6.0-pre9-daily-experimental daily
> Description of problem: Creating display: Color-Filled Contour Plan View
> visad.UnitException: visad.UnitException
> visad.UnitException
> Got this while trying the equation
> (850T-500T)+850DP-(700T-700DP) but I had already made it calculate the 
> dewpoints.
> 

JP,
    For both tickets, you can try this:

(make2D(T850)-make2D(T500))+make2D(DP850)-(make2D(T700)-make2D(DP700))

As the variable T and DP are both 3D, and the IDV will think the result of the 
formula as 3D and causing the problem.


Yuan 
> ******************
> Stack trace:
> visad.UnitException
> at visad.RealType.binary(RealType.java:474)
> at visad.FunctionType.binary(FunctionType.java:270)
> at visad.FunctionType.binary(FunctionType.java:270)
> at visad.DataImpl.binary(DataImpl.java:141)
> at visad.DataImpl.subtract(DataImpl.java:195)
> at visad.DataImpl.__sub__(DataImpl.java:1403)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at org.python.core.PyReflectedFunction.__call__(PyReflectedFunction.java:186)
> at org.python.core.PyReflectedFunction.__call__(PyReflectedFunction.java:204)
> at org.python.core.PyObject.__call__(PyObject.java:404)
> at org.python.core.PyObject.__call__(PyObject.java:408)
> at org.python.core.PyMethod.__call__(PyMethod.java:124)
> at org.python.core.PyMethod.__call__(PyMethod.java:115)
> at org.python.core.PyObjectDerived.__sub__(PyObjectDerived.java:187)
> at org.python.core.PyObject._basic_sub(PyObject.java:2119)
> at org.python.core.PyObject._sub(PyObject.java:2105)
> at org.python.pycode._pyx113.kindex$1(<string>:8)
> at org.python.pycode._pyx113.call_function(<string>)
> at org.python.core.PyTableCode.call(PyTableCode.java:165)
> at org.python.core.PyBaseCode.call(PyBaseCode.java:301)
> at org.python.core.PyFunction.function___call__(PyFunction.java:376)
> at org.python.core.PyFunction.__call__(PyFunction.java:371)
> at org.python.core.PyFunction.__call__(PyFunction.java:361)
> at org.python.pycode._pyx119.f$0(<string>:1)
> at org.python.pycode._pyx119.call_function(<string>)
> at org.python.core.PyTableCode.call(PyTableCode.java:165)
> at org.python.core.PyCode.call(PyCode.java:18)
> at org.python.core.Py.runCode(Py.java:1261)
> at org.python.core.__builtin__.eval(__builtin__.java:484)
> at org.python.core.__builtin__.eval(__builtin__.java:488)
> at org.python.util.PythonInterpreter.eval(PythonInterpreter.java:190)
> at ucar.unidata.data.DerivedDataChoice.getData(DerivedDataChoice.java:795)
> 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:299)
> 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.ContourPlanViewControl.setData(ContourPlanViewControl.java:195)
> 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: LKP-243429
Department: Support IDV
Priority: Normal
Status: Closed