NPE in org.openstreetmap.josm.gui.tagging.presets.items.PresetListEntry.getCount

[protoxenus@…]

I got an exception error displayed when trying to map a buoy. This happened when I called the template for mapping.

Relative:URL: ^/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2021-11-01 23:05:46 +0100 (Mon, 01 Nov 2021)
Revision:18303
Build-Date:2021-11-01 22:25:18
URL:https://josm.openstreetmap.de/svn/trunk

Identification: JOSM/1.5 (18303 de) Linux Debian GNU/Linux 11 (bullseye)
Memory Usage: 948 MB / 8008 MB (541 MB allocated, but free)
Java version: 11.0.13+8-post-Debian-1deb11u1, Debian, OpenJDK 64-Bit Server VM
Look and Feel: javax.swing.plaf.metal.MetalLookAndFeel
Screen: :0.0 3840×2160 (scaling 1.00×1.00)
Maximum Screen Size: 3840×2160
Best cursor sizes: 16×16→16×16, 32×32→32×32
Environment variable LANG: de_DE.UTF-8
System property file.encoding: UTF-8
System property sun.jnu.encoding: UTF-8
Locale info: de_DE
Numbers with default locale: 1234567890 -> 1234567890
Desktop environment: KDE
Java package: openjdk-11-jre:amd64-11.0.13+8-1~deb11u1
Java ATK Wrapper package: libatk-wrapper-java:all-0.38.0-2+deb11u1
libcommons-compress-java: libcommons-compress-java:all-1.20-1
libcommons-logging-java: libcommons-logging-java:all-1.2-2
fonts-noto: fonts-noto:all-20201225-1
VM arguments: [-Djosm.restart=true, -Djava.net.useSystemProxies=true]
Dataset consistency test: No problems found

Plugins:
+ BuildingGeneralization (36)
+ OpeningHoursEditor (35640)
+ SeaMapEditor (35543)
+ buildings_tools (35823)
+ continuosDownload (99)
+ graphview (35640)
+ importvec (35567)
+ indoor_sweepline (35795)
+ indoorhelper (1.2.0)
+ pdfimport (35640)
+ reverter (35846)
+ turnlanes (35812)
+ turnrestrictions (35640)
+ undelete (35848)
+ utilsplugin2 (35856)

Tagging presets:
+ https://github.com/kendzi/Simple3dBuildingsPreset/releases/download/0.9_2018-05-08/s3db-preset.zip
+ https://josm.openstreetmap.de/josmfile?page=Presets/Camp_site_extends&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/pedestrian_crossings_in_DE&zip=1
+ https://raw.githubusercontent.com/species/josm-preset-wheelchair/master/sidewalks_kerbs.xml
+ https://josm.openstreetmap.de/josmfile?page=Presets/Historical_Objects&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/MobilePhoneBaseStations&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/NewParkingFeatures&zip=1
+ https://www.openrailwaymap.org/josm-presets/de.zip
+ https://josm.openstreetmap.de/josmfile?page=Presets/ParkingLanes&zip=1
+ https://raw.githubusercontent.com/OpenNauticalChart/josm/master/INT-1-preset.xml
+ https://josm.openstreetmap.de/josmfile?page=Presets/StolpersteineLight&zip=1
+ https://raw.githubusercontent.com/yopaseopor/traffic_signs_preset_JOSM/master/DE.zip
+ https://josm.openstreetmap.de/josmfile?page=Presets/hiking_routes_with_trail_marking&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/WifiHotspots&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Windrad&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/caravan_site&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Xmas&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/public_bookcase&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Zigarettenautomaten_in_DE&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Surveillance&zip=1

Map paint styles:
- <josm.userdata>/styles/sit.mapcss

Last errors/warnings:
- 00062.690 E: Handled by bug report queue: java.lang.NullPointerException



=== REPORTED CRASH DATA ===
BugReportExceptionHandler#handleException:
No data collected.

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: AWT-EventQueue-0 (20) of main
java.lang.NullPointerException
	at org.openstreetmap.josm.gui.tagging.presets.items.PresetListEntry.getCount(PresetListEntry.java:191)
	at org.openstreetmap.josm.gui.tagging.presets.items.PresetListEntry.getListDisplay(PresetListEntry.java:85)
	at org.openstreetmap.josm.gui.tagging.presets.items.ComboMultiSelect$ComboMultiSelectListCellRenderer.getListCellRendererComponent(ComboMultiSelect.java:139)
	at org.openstreetmap.josm.gui.tagging.presets.items.ComboMultiSelect$ComboMultiSelectListCellRenderer.getListCellRendererComponent(ComboMultiSelect.java:104)
	at java.desktop/javax.swing.plaf.basic.BasicListUI.updateLayoutState(BasicListUI.java:1439)
	at java.desktop/javax.swing.plaf.basic.BasicListUI.maybeUpdateLayoutState(BasicListUI.java:1389)
	at java.desktop/javax.swing.plaf.basic.BasicListUI$Handler.valueChanged(BasicListUI.java:2785)
	at java.desktop/javax.swing.DefaultListSelectionModel.fireValueChanged(DefaultListSelectionModel.java:219)
	at java.desktop/javax.swing.DefaultListSelectionModel.fireValueChanged(DefaultListSelectionModel.java:199)
	at java.desktop/javax.swing.DefaultListSelectionModel.fireValueChanged(DefaultListSelectionModel.java:246)
	at java.desktop/javax.swing.DefaultListSelectionModel.changeSelection(DefaultListSelectionModel.java:443)
	at java.desktop/javax.swing.DefaultListSelectionModel.changeSelection(DefaultListSelectionModel.java:453)
	at java.desktop/javax.swing.DefaultListSelectionModel.setSelectionInterval(DefaultListSelectionModel.java:497)
	at java.desktop/javax.swing.JList.setSelectedIndex(JList.java:2205)
	at java.desktop/javax.swing.plaf.basic.BasicComboPopup.setListSelection(BasicComboPopup.java:1234)
	at java.desktop/javax.swing.plaf.basic.BasicComboPopup$Handler.itemStateChanged(BasicComboPopup.java:1058)
	at java.desktop/javax.swing.JComboBox.fireItemStateChanged(JComboBox.java:1227)
	at java.desktop/javax.swing.JComboBox.selectedItemChanged(JComboBox.java:1288)
	at java.desktop/javax.swing.JComboBox.contentsChanged(JComboBox.java:1335)
	at java.desktop/javax.swing.AbstractListModel.fireContentsChanged(AbstractListModel.java:123)
	at org.openstreetmap.josm.gui.widgets.JosmComboBoxModel.setSelectedItem(JosmComboBoxModel.java:149)
	at java.desktop/javax.swing.JComboBox.setSelectedItem(JComboBox.java:579)
	at org.openstreetmap.josm.gui.tagging.presets.items.Combo.addToPanel(Combo.java:159)
	at org.openstreetmap.josm.gui.tagging.presets.TaggingPreset.createPanel(TaggingPreset.java:435)
	at org.openstreetmap.josm.gui.tagging.presets.TaggingPreset.showDialog(TaggingPreset.java:596)
	at org.openstreetmap.josm.gui.tagging.presets.TaggingPreset.showAndApply(TaggingPreset.java:508)
	at org.openstreetmap.josm.gui.tagging.presets.TaggingPreset.actionPerformed(TaggingPreset.java:498)
	at java.desktop/javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1967)
	at java.desktop/javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2308)
	at java.desktop/javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:405)
	at java.desktop/javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:262)
	at java.desktop/javax.swing.AbstractButton.doClick(AbstractButton.java:369)
	at java.desktop/javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1020)
	at java.desktop/javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1064)
	at java.desktop/java.awt.Component.processMouseEvent(Component.java:6635)
	at java.desktop/javax.swing.JComponent.processMouseEvent(JComponent.java:3342)
	at java.desktop/java.awt.Component.processEvent(Component.java:6400)
	at java.desktop/java.awt.Container.processEvent(Container.java:2263)
	at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5011)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2321)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4843)
	at java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4918)
	at java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4547)
	at java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4488)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2307)
	at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2772)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4843)
	at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:772)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:95)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:745)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:743)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
	at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:742)
	at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
	at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
	at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
	at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)

[taylor.smock]

Closed as duplicate of #21550.

[taylor.smock]

@protoxenus: I'll upload a fixed .jar file over on #21550 sometime today, if you trust random internet strangers...
Or you can apply the patch yourself to a local JOSM source tree, and build it yourself (AKA you don't trust a random internet stranger).