IOOBE at MemberTableModel.getSelectedMembers

[Andre68]

What steps will reproduce the problem?

1. wget -O todo.osm '​https://api.openstreetmap.org/api/0.6/relation/9762755/1'
2. josm todo.osm
3. edit the relation
4. double click on the first way
5. deselect the first way
6. click on the delete button

What is the expected result?

all selected ways are deleted

What happens instead?

exception...

Please provide any additional information below. Attach a screenshot if possible.

Revision:15234
Is-Local-Build:true
Build-Date:2019-07-08 20:35:25

Identification: JOSM/1.5 (15234 SVN de) Linux Antergos Linux
Memory Usage: 632 MB / 3072 MB (364 MB allocated, but free)
Java version: 12.0.1+12, N/A, OpenJDK 64-Bit Server VM
Screen: :0.0 1920x1080
Maximum Screen Size: 1920x1080
Program arguments: [todo.osm]
Dataset consistency test: No problems found

Plugins:
+ FixAddresses (34977)
+ ImproveWay (26)
+ OpeningHoursEditor (34977)
+ RoadSigns (UNKNOWN)
+ SimplifyArea (34977)
+ alignways (34977)
+ apache-commons (34908)
+ apache-http (34908)
+ editgpx (34908)
+ imagery_offset_db (34908)
+ jna (34908)
+ log4j (34908)
+ measurement (35051)
+ merge-overlap (34972)
+ osmarender (34908)
+ pbf (35033)
+ photo_geotagging (34908)
+ public_transport (34977)
+ reverter (34999)
+ routing (35039)
+ tageditor (34977)
+ turnlanes (34994)
+ turnlanes-tagging (281)
+ turnrestrictions (34977)
+ undelete (34977)
+ utilsplugin2 (34977)
+ waydownloader (34977)

Tagging presets:
+ https://raw.githubusercontent.com/yopaseopor/traffic_signs_preset_JOSM/master/DE.zip

Map paint styles:
- https://josm.openstreetmap.de/josmfile?page=Styles/Enhanced_Lane_and_Road_Attributes&zip=1

Last errors/warnings:
- W: Not a single layer for the name 'Bing Sat': []
- W: Not a single layer for the name 'Bing Sat': []
- W: Not a single layer for the name 'Bing Sat': []
- W: Not a single layer for the name 'Bing Sat': []
- W: Not a single layer for the name 'Bing Sat': []
- W: Not a single layer for the name 'Bing Sat': []
- W: Not a single layer for the name 'Bing Sat': []
- W: Not a single layer for the name 'Bing Sat': []
- W: No configuration settings found.  Using hardcoded default values for all pools.
- E: Handled by bug report queue: java.lang.IndexOutOfBoundsException: Index 4 out of bounds for length 3


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

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: AWT-EventQueue-0 (18) of main
java.lang.IndexOutOfBoundsException: Index 4 out of bounds for length 3
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.get(ArrayList.java:458)
	at org.openstreetmap.josm.gui.dialogs.relation.MemberTableModel.getSelectedMembers(MemberTableModel.java:535)
	at org.openstreetmap.josm.gui.dialogs.relation.MemberTableModel.hasIncompleteSelectedMembers(MemberTableModel.java:422)
	at org.openstreetmap.josm.gui.dialogs.relation.actions.DownloadSelectedIncompleteMembersAction.updateEnabledState(DownloadSelectedIncompleteMembersAction.java:46)
	at org.openstreetmap.josm.gui.dialogs.relation.actions.AbstractRelationEditorAction.tableChanged(AbstractRelationEditorAction.java:76)
	at java.desktop/javax.swing.table.AbstractTableModel.fireTableChanged(AbstractTableModel.java:297)
	at java.desktop/javax.swing.table.AbstractTableModel.fireTableDataChanged(AbstractTableModel.java:199)
	at org.openstreetmap.josm.gui.dialogs.relation.MemberTableModel.remove(MemberTableModel.java:307)
	at org.openstreetmap.josm.gui.dialogs.relation.actions.RemoveAction.actionPerformed(RemoveAction.java:36)
	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.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:279)
	at java.desktop/java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:297)
	at java.desktop/java.awt.Component.processMouseEvent(Component.java:6632)
	at java.desktop/javax.swing.JComponent.processMouseEvent(JComponent.java:3342)
	at java.desktop/java.awt.Component.processEvent(Component.java:6397)
	at java.desktop/java.awt.Container.processEvent(Container.java:2263)
	at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5008)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2321)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4840)
	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:2762)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4840)
	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$4.run(EventQueue.java:715)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:389)
	at java.base/java.security.ProtectionDomain$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$5.run(EventQueue.java:743)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:389)
	at java.base/java.security.ProtectionDomain$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)

[Don-vip]

Closed as duplicate of #17887.