Crash on startup java.lang.UnsupportedOperationException javax.json

[jakuje@…]

What steps will reproduce the problem?

1. Build Fedora package with josm against Java and other libraries in Fedora 31
2. Start josm

What is the expected result?

Josm starts

What happens instead?

Josm crashes with below trace

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

Build-Date:2020-02-24 09:55:44
Build-Name:Fedora
Revision:15915
Is-Local-Build:false

Identification: JOSM/1.5 (15915 Fedora en) Linux Fedora 31 (Workstation Edition)
Memory Usage: 980 MB / 3481 MB (832 MB allocated, but free)
Java version: 1.8.0_242-b08, Oracle Corporation, OpenJDK 64-Bit Server VM
Screen: :0.0 1920x1080, :0.1 1920x1080
Maximum Screen Size: 1920x1080
VM arguments: [-agentpath:/usr/lib/abrt-java-connector/libabrt-java-connector.so=abrt=on,]

Plugins:
+ Mapillary
+ QuickLabel
+ apache-commons
+ apache-http
+ buildings_tools
+ ejml
+ geotools
+ jaxb (35092)
+ jna
+ jts
+ mapathoner
+ opendata
+ terracer
+ todo
+ utilsplugin2

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


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

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: main (1)
java.lang.UnsupportedOperationException
	at javax.json.stream.JsonParser.getObject(JsonParser.java:383)
	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)

[Don-vip]

Please report this to fedora