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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
> Full Name: liurui > Email Address: address@hidden > Organization: university > Package Version: 2.9u2 build date:2010-11-22 08:14 UTC > Operating System: Windows XP > Hardware: Java: home: C:\Program Files\IDV_2.9u2\jre version: 1.6.0_20 > j3d:1.5.2 fcs (build4) > Description of problem: Creating display: Contour Plan View > can't create pressure from grid domain > org.python.core.PyException > > ****************** > Stack trace: > Traceback (innermost last): > File "<string>", line 1, in ? > at > ucar.unidata.data.grid.DerivedGridFactory.createPressureGridFromDomain(DerivedGridFactory.java:2274) > > at > ucar.unidata.data.grid.DerivedGridFactory.createPotentialTemperature(DerivedGridFactory.java:1896) > > 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) > > > visad.VisADException: visad.VisADException: can't create pressure from grid > domain > > > Hi Liurui, Due to the sigma coordinate in the wrf model output, some of the derived variable may not work. Could you provide more detail information of what you were trying to do? Yuan Ticket Details =================== Ticket ID: ARK-102346 Department: Support IDV Priority: Normal Status: Closed