JOSM 15927 crashes on start-up sequence

[anonymous]

What steps will reproduce the problem?

1. start JOSM 15927 from .jar

What is the expected result?

start-up w/o problems

What happens instead?

crashes on
"Initializing internal boundaries data"

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

URL:https://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2020-02-24 22:06:28 +0100 (Mon, 24 Feb 2020)
Build-Date:2020-02-24 21:08:22
Revision:15927
Relative:URL: ^/trunk

Identification: JOSM/1.5 (15927 en) Windows 7 64-Bit
OS Build number: Windows 7 Professional (7601)
Memory Usage: 712 MB / 1749 MB (141 MB allocated, but free)
Java version: 1.8.0_221-b11, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Screen: \Display0 2560x1440
Maximum Screen Size: 2560x1440

Plugins:
+ BuildingGeneralization
+ CADTools
+ EasyPresets
+ ImageWayPoint
+ Mapillary
+ PolygonCutOut
+ QuickLabel
+ RoadSigns
+ apache-commons
+ apache-http
+ auto_tools
+ buildings_tools
+ changeset-viewer
+ imagery_offset_db
+ javafx-windows
+ jna
+ measurement
+ openvisible
+ reverter
+ turnrestrictions
+ utilsplugin2

Tagging presets:
+ https://raw.githubusercontent.com/yopaseopor/traffic_signs_preset_JOSM/master/DE.zip
+ https://josm.openstreetmap.de/josmfile?page=Presets/Stolpersteine&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/StolpersteineLight&zip=1

Map paint styles:
- https://josm.openstreetmap.de/josmfile?page=Styles/iD&zip=1
+ D:\Portable Programme (non-install)\JOSM\Styles_Modified-style.mapcss
- https://josm.openstreetmap.de/josmfile?page=Styles/ParkingLanes&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/LitObjects&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/ParkingLanes&zip=1

Validator rules:
+ https://josm.openstreetmap.de/josmfile?page=Rules/GermanySpecific&zip=1

Last errors/warnings:
- W: Update plugins - You updated your JOSM software. To prevent problems the plugins should be updated as well.  Update plugins now?
- W: Plugin javafx-windows requires Java version 10. The current Java version is 8. You have to update Java in order to use this plugin.
- E: Handled by bug report queue: javax.json.stream.JsonParsingException: Invalid token=EOF at (line no=3, column no=49, offset=97). Expected tokens are: [CURLYOPEN, SQUAREOPEN, STRING, NUMBER, TRUE, FALSE, NULL, SQUARECLOSE]


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

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: main (1)
javax.json.stream.JsonParsingException: Invalid token=EOF at (line no=3, column no=49, offset=97). Expected tokens are: [CURLYOPEN, SQUAREOPEN, STRING, NUMBER, TRUE, FALSE, NULL, SQUARECLOSE]
	at org.glassfish.json.JsonParserImpl.parsingException(JsonParserImpl.java:437)
	at org.glassfish.json.JsonParserImpl.getArray(JsonParserImpl.java:328)
	at org.glassfish.json.JsonParserImpl.getValue(JsonParserImpl.java:180)
	at org.glassfish.json.JsonParserImpl.getObject(JsonParserImpl.java:339)
	at org.glassfish.json.JsonParserImpl.getObject(JsonParserImpl.java:173)
	at org.openstreetmap.josm.tools.Territories.initializeExternalData(Territories.java:170)
	at org.openstreetmap.josm.tools.Territories.initialize(Territories.java:123)
	at org.openstreetmap.josm.spi.lifecycle.InitializationTask.call(InitializationTask.java:33)
	at org.openstreetmap.josm.spi.lifecycle.Lifecycle.runInitializationTasks(Lifecycle.java:99)
	at org.openstreetmap.josm.spi.lifecycle.Lifecycle.initialize(Lifecycle.java:71)
	at org.openstreetmap.josm.gui.MainApplication.mainJOSM(MainApplication.java:903)
	at org.openstreetmap.josm.gui.MainApplication$3.processArguments(MainApplication.java:276)
	at org.openstreetmap.josm.gui.MainApplication.main(MainApplication.java:703)

[stoecker]

Closed as duplicate of #18772.