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[IDV #MKC-457392]: problem using formulas

> Full Name: Don Murray
> Email Address: address@hidden
> Organization: CU/CIRES
> Package Version: 3.0u1 build date:2011-10-05 16:30 UTC
> Operating System: Mac OS X
> Hardware: Java: home: 
> /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home version: 
> 1.6.0_26 j3d:1.5.2 fcs (build4)
> Description of problem: Yuan-
> 
> If I start the IDV and load in a grid from disk (or from TDS) and I try to 
> use the Grids->Make flow vectors from u and v data in the formulas, I get:


I just checked in the fixed.


Yuan
> 
> Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
> at 
> ucar.unidata.idv.ui.DataSelectionWidget.updateSelectionTab(DataSelectionWidget.java:406)
> at 
> ucar.unidata.idv.ui.DataControlDialog.setDataChoice(DataControlDialog.java:516)
> at 
> ucar.unidata.idv.ui.DataSelector$DataSourceWrapper$5.valueChanged(DataSelector.java:825)
> at javax.swing.JTree.fireValueChanged(JTree.java:2820)
> at javax.swing.JTree$TreeSelectionRedirector.valueChanged(JTree.java:3191)
> at 
> javax.swing.tree.DefaultTreeSelectionModel.fireValueChanged(DefaultTreeSelectionModel.java:629)
> at 
> javax.swing.tree.DefaultTreeSelectionModel.notifyPathChange(DefaultTreeSelectionModel.java:1078)
> at 
> javax.swing.tree.DefaultTreeSelectionModel.setSelectionPaths(DefaultTreeSelectionModel.java:287)
> at 
> javax.swing.tree.DefaultTreeSelectionModel.setSelectionPath(DefaultTreeSelectionModel.java:170)
> at javax.swing.JTree.setSelectionPath(JTree.java:1598)
> at 
> javax.swing.plaf.basic.BasicTreeUI.selectPathForEvent(BasicTreeUI.java:2311)
> at 
> javax.swing.plaf.basic.BasicTreeUI$Handler.handleSelection(BasicTreeUI.java:3520)
> at 
> javax.swing.plaf.basic.BasicTreeUI$Handler.mousePressed(BasicTreeUI.java:3459)
> at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
> at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
> at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
> at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
> at java.awt.Component.processMouseEvent(Component.java:6370)
> ......
> 
> Using the latest svn.
> 
> Don
> 
> 


Ticket Details
===================
Ticket ID: MKC-457392
Department: Support IDV
Priority: Normal
Status: Closed