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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
Sopan, Please try to aggregate fewer files at once or get a machine with greater memory capacity. Best, Unidata IDV Support > Full Name: Sopan Kurkute > Email Address: address@hidden > Organization: York University, Toronto, Canada > Package Version: 5.0 build date:2014-06-01 23:09 UTC > Operating System: Mac OS X > Hardware: Java: home: /Applications/IDV_5.0/jre.bundle/Contents/Home version: > 1.7.0_51 j3d:1.6.0-pre9-daily-experimental daily > Description of problem: Creating display: Contour Plan View > java.lang.OutOfMemoryError: java.lang.OutOfMemoryError: Java heap space > Java heap space > > ****************** > Stack trace: > java.lang.OutOfMemoryError: Java heap space > at visad.Gridded3DSet.valueToGrid(Gridded3DSet.java:1080) > at visad.GridCoordinateSystem.fromReference(GridCoordinateSystem.java:136) > at > visad.EmpiricalCoordinateSystem.toReference(EmpiricalCoordinateSystem.java:405) > at visad.CoordinateSystem.toReference(CoordinateSystem.java:879) > at > visad.CoordinateSystem.transformCoordinatesFreeUnits(CoordinateSystem.java:778) > at visad.CoordinateSystem.transformCoordinates(CoordinateSystem.java:625) > at visad.FlatField.resample(FlatField.java:4584) > at visad.FlatField.binary(FlatField.java:2086) > at visad.FieldImpl.binary(FieldImpl.java:842) > at visad.DataImpl.binary(DataImpl.java:142) > at visad.DataImpl.add(DataImpl.java:182) > at > ucar.unidata.data.grid.DerivedGridFactory.createVectorMagnitude(DerivedGridFactory.java:1543) > at > ucar.unidata.data.grid.DerivedGridFactory.createWindSpeed(DerivedGridFactory.java:1477) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > 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.pycode._pyx67.f$0(<string>:1) > at org.python.pycode._pyx67.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) > > > Ticket Details =================== Ticket ID: RGA-732550 Department: Support IDV Priority: Normal Status: Closed