﻿id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
22967	"NullPointerException on Overpass download with ""out ids/tags center"""	martin@…	team	"==== What steps will reproduce the problem?
Download from Overpass with this query: ""[out:json][bbox:{{bbox}}]; way; out ids center;""

* out:xml instead of out:json gives an explicit illegal data error instead
* node instead of way works fine
* Without center there is no error and the layer tooltip suggests nodes and ways were imported. Nothing is rendered which makes sense when no coordinates are returned.
* ""out tags"" behaves the same way as ""out ids""

==== What is the expected result?
Probably one of:
1. Illegal data error like with out:xml
2. Same behaviour as without center

==== What happens instead?
NullPointerException as reported below. I have not seen any signs that the data or application state is broken after ignoring the exception.

==== Please provide any additional information below. Attach a screenshot if possible.

{{{
Relative:URL: ^/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2023-05-01 18:25:03 +0200 (Mon, 01 May 2023)
Revision:18721
Build-Date:2023-05-02 01:30:57
URL:https://josm.openstreetmap.de/svn/trunk

Identification: JOSM/1.5 (18721 en_GB) Linux Fedora Linux 37 (KDE Plasma)
Memory Usage: 2836 MB / 8004 MB (498 MB allocated, but free)
Java version: 17.0.6+10, Red Hat, Inc., 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: en_GB.UTF-8
System property file.encoding: UTF-8
System property sun.jnu.encoding: UTF-8
Locale info: en_GB
Numbers with default locale: 1234567890 -> 1234567890
Desktop environment: KDE
Java package: java-17-openjdk:x86_64-17.0.6.0.10
Dataset consistency test: No problems found

Plugins:
+ FastDraw (36057)
+ ImportImagePlugin (36013)
+ Mapillary (2.1.3)
+ OpeningHoursEditor (35924)
+ apache-commons (36034)
+ apache-http (35924)
+ areaselector (1652822522)
+ austriaaddresshelper (master-4e80dc2e4261d321150187f4951684ad97342d5e)
+ conflation (0.6.11)
+ editgpx (36054)
+ ejml (35924)
+ geotools (36068)
+ jackson (36034)
+ jaxb (35952)
+ jna (36005)
+ jogl (1.2.3)
+ jts (36004)
+ log4j (36034)
+ measurement (35978)
+ photo_geotagging (35933)
+ photoadjust (36011)
+ reverter (36043)
+ todo (123)
+ utilsplugin2 (36011)

Tagging presets:
+ https://github.com/yopaseopor/traffic_signs_preset_JOSM/raw/master/NO.zip
+ ${HOME}/src/josm_styles/ped_bike/sykkel-preset.xml
+ ${HOME}/src/josm_styles/ped_bike/gange-preset.xml

Map paint styles:
- https://raw.githubusercontent.com/JohanEntur/JohanEntur/main/otpWayPropertySets.mapcss
- https://osm.wzh.be/josm/different_buildings/different_buildings.mapcss
- ${HOME}/src/josm_styles/pedestrian_details.mapcss
- ${HOME}/src/josm_styles/ski_details.mapcss
- ${HOME}/src/josm_styles/missing_surface.mapcss
- ${HOME}/src/josm_styles/ped_bike/ped_bike.mapcss

Validator rules:
- ${HOME}/src/josm_styles/buildings-import.validator.mapcss
- ${HOME}/src/josm_styles/barnehage-import.validator.mapcss
- https://osm.wzh.be/josm/validation/advanced-power.validator.mapcss
- https://osm.wzh.be/josm/validation/buildings-import.validator.mapcss
- https://osm.wzh.be/josm/validation/wulfmorn.validator.mapcss
- ${HOME}/src/josm_styles/n50-hytter-import.validator.mapcss
- ${HOME}/src/josm_styles/pedestrian_details.validator.mapcss
+ ${HOME}/src/josm_styles/ped_bike/ped_bike.validator.mapcss
+ https://nyhus.dev/osm/josm/highest_quality.validator.mapcss

Last errors/warnings:
- 05107.766 E: Handled by bug report queue: java.lang.NullPointerException: Cannot invoke ""javax.json.JsonArray.iterator()"" because the return value of ""javax.json.JsonObject.getJsonArray(String)"" is null



=== REPORTED CRASH DATA ===
BugReportExceptionHandler#handleException:
No data collected.

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: AWT-EventQueue-0 (29) of main
java.lang.NullPointerException: Cannot invoke ""javax.json.JsonArray.iterator()"" because the return value of ""javax.json.JsonObject.getJsonArray(String)"" is null
	at org.openstreetmap.josm.io.OsmJsonReader.readWayNodesAndTags(OsmJsonReader.java:150)
	at org.openstreetmap.josm.io.OsmJsonReader.lambda$parseWay$3(OsmJsonReader.java:146)
	at org.openstreetmap.josm.io.AbstractReader.parseWay(AbstractReader.java:725)
	at org.openstreetmap.josm.io.OsmJsonReader.parseWay(OsmJsonReader.java:146)
	at org.openstreetmap.josm.io.OsmJsonReader.parseElements(OsmJsonReader.java:88)
	at org.openstreetmap.josm.io.OsmJsonReader.parseRoot(OsmJsonReader.java:71)
	at org.openstreetmap.josm.io.OsmJsonReader.parse(OsmJsonReader.java:60)
	at org.openstreetmap.josm.io.OsmJsonReader.lambda$doParseDataSet$6(OsmJsonReader.java:187)
	at org.openstreetmap.josm.io.AbstractReader.doParseDataSet(AbstractReader.java:326)
	at org.openstreetmap.josm.io.AbstractReader.doParseDataSet(AbstractReader.java:309)
	at org.openstreetmap.josm.io.OsmJsonReader.doParseDataSet(OsmJsonReader.java:185)
	at org.openstreetmap.josm.io.OverpassDownloadReader.parseDataSet(OverpassDownloadReader.java:394)
	at org.openstreetmap.josm.io.BoundingBoxDownloader.parseOsm(BoundingBoxDownloader.java:215)
	at org.openstreetmap.josm.io.OverpassDownloadReader.parseOsm(OverpassDownloadReader.java:400)
	at org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask$DownloadTask.parseDataSet(DownloadOsmTask.java:469)
	at org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask$DownloadTask.realRun(DownloadOsmTask.java:477)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.doRealRun(PleaseWaitRunnable.java:94)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.java:142)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
}}}
"	defect	new	normal		Core			template_report overpass xml json	
