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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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 Rick, We have occasionally seen the error you encountered. It is hard to replicate because it is based on timing issues in Java but we will look into it. Thanks, Jeff > > java.lang.NullPointerException > > ****************** > Stack trace: > java.lang.NullPointerException > at java.lang.System.arraycopy(Native Method) > at javax.swing.tree.DefaultTreeSelectionModel.getSelectionPaths(Unknown > Source) > at > ucar.unidata.idv.ui.DataControlDialog.getSelectedControlsFromTree(DataControlDialog.java:345) > at > ucar.unidata.idv.ui.DataControlDialog.getSelectedControls(DataControlDialog.java:373) > at ucar.unidata.idv.ui.DataControlDialog$3.run(DataControlDialog.java:748) > at ucar.unidata.util.Misc$2.run(Misc.java:924) > > > > Ticket Details =================== Ticket ID: UAU-790421 Department: Support IDV Priority: Normal Status: Closed