id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
12058	AlignWays plugin causes crashes/unexpected errors	skquinn	tilusnet	"==== What steps will reproduce the problem?
1. Correct alignment of a way using AlignWays plugin
2. Note that after switching away from AlignWays plugin, green and yellow segments from plugin remain.
3. Try to do something with the segments (delete, combine).

==== What is the expected result?

No error message.

==== What happens instead?

""An unexpected error occurred"" etc. This has been happening for at least the two most recent stable versions.

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

{{{
Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2015-10-30 02:32:24
Last Changed Author: Don-vip
Revision: 8969
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Relative URL: ^/trunk
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2015-10-29 22:15:23 +0100 (Thu, 29 Oct 2015)
Last Changed Rev: 8969

Identification: JOSM/1.5 (8969 en) Linux Ubuntu 14.04.3 LTS
Memory Usage: 285 MB / 876 MB (92 MB allocated, but free)
Java version: 1.7.0_76, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
VM arguments: [-Djosm.restart=true, -Djava.net.useSystemProxies=true, -Djosm.home=/home/skquinn/.josm-ogf]
Program arguments: [ar901_20151103T1728.osm]

Dataset consistency test:
[WARN - NO NODES] Way {Way id=1374163 version=1 V nodes=[{Node id=16586235 version=1 V lat=-8.7070409,lon=170.0267767}]} has only one node


Plugins:
- AddrInterpolation (31694)
- BuildingGeneralization (UNKNOWN)
- ColorPlugin (1414145445)
- Create_grid_of_ways (31603)
- DirectDownload (31603)
- DirectUpload (31694)
- FixAddresses (31694)
- HouseNumberTaggingTool (31603)
- OpeningHoursEditor (31696)
- RoadSigns (31694)
- alignways (31694)
- areaselector (263)
- buildings_tools (31694)
- contourmerge (1013)
- download_along (31603)
- ext_tools (31603)
- fieldpapers (v0.4.0)
- graphview (31694)
- log4j (31603)
- measurement (31694)
- michigan_left (31603)
- poly (31694)
- reltoolbox (31694)
- reverter (31694)
- terracer (31694)
- turnlanes (31603)
- turnrestrictions (31694)
- undelete (31603)
- utilsplugin2 (31694)
- walkingpapers (31603)
- waydownloader (31603)
- waypoint_search (31603)
- wikipedia (31694)

Last errors/warnings:
- E: java.lang.ArrayIndexOutOfBoundsException: 0

java.lang.ArrayIndexOutOfBoundsException: 0
	at org.openstreetmap.josm.data.osm.Way.getNode(Way.java:134)
	at com.tilusnet.josm.plugins.alignways.AlignWaysSegment.drawSegment(AlignWaysSegment.java:101)
	at com.tilusnet.josm.plugins.alignways.AlignWaysSegment.highlightSegment(AlignWaysSegment.java:96)
	at com.tilusnet.josm.plugins.alignways.AlignWaysSegment.paint(AlignWaysSegment.java:88)
	at com.tilusnet.josm.plugins.alignways.AlignWaysAlgnSegment.paint(AlignWaysAlgnSegment.java:224)
	at org.openstreetmap.josm.gui.MapView.paint(MapView.java:726)
	at javax.swing.JComponent.paintChildren(JComponent.java:888)
	at javax.swing.JComponent.paint(JComponent.java:1064)
	at javax.swing.JComponent.paintToOffscreen(JComponent.java:5232)
	at javax.swing.BufferStrategyPaintManager.paint(BufferStrategyPaintManager.java:295)
	at javax.swing.RepaintManager.paint(RepaintManager.java:1249)
	at javax.swing.JComponent._paintImmediately(JComponent.java:5180)
	at javax.swing.JComponent.paintImmediately(JComponent.java:4991)
	at javax.swing.RepaintManager$3.run(RepaintManager.java:808)
	at javax.swing.RepaintManager$3.run(RepaintManager.java:796)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:796)
	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:769)
	at javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:718)
	at javax.swing.RepaintManager.access$1100(RepaintManager.java:62)
	at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1677)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:312)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:738)
	at java.awt.EventQueue.access$300(EventQueue.java:103)
	at java.awt.EventQueue$3.run(EventQueue.java:699)
	at java.awt.EventQueue$3.run(EventQueue.java:697)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:708)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)

}}}
"	defect	closed	normal		Plugin alignways		fixed	template_report