Exception when using microdata scraping plugin

[Glassman]

What steps will reproduce the problem?

1. attempt to scrap ​https://www.openstreetmap.org/node/9770606239

What is the expected result?

scraper attempts to get schema data from website

What happens instead?

Get an error message including asking if I want to disable plugin

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

Scraper works on other websites

Relative:URL: ^/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2025-08-31 14:19:57 +0200 (Sun, 31 Aug 2025)
Revision:19439
Build-Date:2025-09-02 01:30:58
URL:https://josm.openstreetmap.de/svn/trunk

Identification: JOSM/1.5 (19439 en) Linux Fedora Linux 43 (Workstation Edition)
Memory Usage: 4096 MB / 8192 MB (3393 MB allocated, but free)
Java version: 21.0.9+10, Red Hat, Inc., OpenJDK 64-Bit Server VM
Look and Feel: javax.swing.plaf.metal.MetalLookAndFeel
Screen: :0.0 2560x1440x[Multi depth]@60Hz (scaling 1.00×1.00) :0.1 2560x1440x[Multi depth]@60Hz (scaling 1.00×1.00)
Maximum Screen Size: 2560×1440
Best cursor sizes: 16×16→16×16, 32×32→32×32
Environment variable LANG: en_US.UTF-8
System property file.encoding: UTF-8
System property sun.jnu.encoding: UTF-8
Locale info: en_US
Numbers with default locale: 1234567890 -> 1234567890
Desktop environment: GNOME
Java package: java-21-openjdk:x86_64-21.0.9.0.10
VM arguments: [--add-exports=java.base/sun.security.action=ALL-UNNAMED, --add-exports=java.desktop/com.sun.imageio.plugins.jpeg=ALL-UNNAMED, --add-exports=java.desktop/com.sun.imageio.spi=ALL-UNNAMED, -Djosm.home=<josm.pref>]
Dataset consistency test: No problems found

Plugins:
+ EasyPresets (1623509627)
+ ImportImagePlugin (36438)
+ MapRoulette (77)
+ Mapillary (1813)
+ Mapillary (1815)
+ OpeningHoursEditor (36438)
+ RelationDissolve (0.2.0)
+ ShapeTools (e2b1469)
+ apache-commons (36438)
+ apache-http (36438)
+ areaselector (366)
+ austriaaddresshelper (100)
+ auto_tools (84)
+ buildings_tools (36438)
+ centernode (v1.0.4)
+ ejml (36438)
+ geochat (36438)
+ geotools (36438)
+ jackson (36438)
+ jaxb (36438)
+ jna (36438)
+ josm_magic_wand (3.0.0)
+ jts (36438)
+ libphonenumber (9.0.21)
+ log4j (36438)
+ mapwithai (839)
+ measurement (36438)
+ microdata_scraping (1608227152)
+ opendata (36460)
+ pdfimport (36438)
+ phonenumber (1.1.1)
+ pmtiles (36438)
+ pt_assistant (677)
+ reltoolbox (36438)
+ reverter (36447)
+ scripting (v0.3.5)
+ sidewalks (71)
+ splinex (36438)
+ turnrestrictions (36458)
+ utilsplugin2 (36438)
+ wikipedia (441)

Tagging presets:
+ ${HOME}/Development/josm_sidewalk_presets/sidewalk_preset.xml
+ <josm.pref>/EasyPresets.xml
+ https://cdn.jsdelivr.net/npm/name-suggestion-index@latest/dist/presets/nsi-josm-presets.min.xml

Map paint styles:
+ https://josm.openstreetmap.de/josmfile?page=Styles/Coloured_Kerbs&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Styles/Coloured_Streets&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/MapWithAI&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/PublicTransport&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/ColorWays&zip=1

Last errors/warnings:
- 00005.674 E: java.nio.file.NoSuchFileException: <josm.pref>/EasyPresets.xml
- 00005.674 E: <josm.pref>/EasyPresets.xml
- 00027.516 W: Missing plugin main version in plugin panoramax
- 00032.628 W: Missing plugin main version in plugin panoramax
- 00069.767 E: java.lang.NullPointerException: Cannot invoke "String.getBytes(java.nio.charset.Charset)" because "src" is null
- 00069.831 E: com.fasterxml.jackson.databind.exc.UnrecognizedPropertyException: Unrecognized field "base64Image" (class org.openstreetmap.josm.plugins.devseed.JosmMagicWand.utils.SamImage), not marked as ignorable (14 known properties: "isEncode", "canvasImage", "projectName", "imageShape", "bbox", "nameObject", "bbox4326", "zoom", "imageUrl", "encode", "id", "layerName", "tifUrl", "crs"])
- 00069.834 E: java.lang.NullPointerException: Cannot invoke "String.getBytes(java.nio.charset.Charset)" because "src" is null
- 00069.834 E: com.fasterxml.jackson.databind.exc.UnrecognizedPropertyException: Unrecognized field "base64Image" (class org.openstreetmap.josm.plugins.devseed.JosmMagicWand.utils.SamImage), not marked as ignorable (14 known properties: "isEncode", "canvasImage", "projectName", "imageShape", "bbox", "nameObject", "bbox4326", "zoom", "imageUrl", "encode", "id", "layerName", "tifUrl", "crs"])
- 00069.923 E: Failed to locate image 'mapmode/presets/transport/way/way_pedestrian.svg'
- 00199.470 E: Handled by bug report queue: java.lang.IllegalStateException



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

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: AWT-EventQueue-0 (31) of main
java.lang.IllegalStateException
	at com.google.gson.stream.JsonWriter.name(JsonWriter.java:390)
	at com.google.schemaorg.JsonLdSerializer$JsonLdTypeAdapter.writeObject(JsonLdSerializer.java:319)
	at com.google.schemaorg.JsonLdSerializer$JsonLdTypeAdapter.writeInternal(JsonLdSerializer.java:383)
	at com.google.schemaorg.JsonLdSerializer$JsonLdTypeAdapter.writeArray(JsonLdSerializer.java:359)
	at com.google.schemaorg.JsonLdSerializer$JsonLdTypeAdapter.writeObject(JsonLdSerializer.java:348)
	at com.google.schemaorg.JsonLdSerializer$JsonLdTypeAdapter.write(JsonLdSerializer.java:184)
	at com.google.schemaorg.JsonLdSerializer$JsonLdTypeAdapter.write(JsonLdSerializer.java:162)
	at com.google.gson.Gson.toJson(Gson.java:600)
	at com.google.gson.Gson.toJson(Gson.java:579)
	at com.google.gson.Gson.toJson(Gson.java:534)
	at com.google.schemaorg.JsonLdSerializer.serialize(JsonLdSerializer.java:123)
	at com.google.schemaorg.JsonLdSerializer.serialize(JsonLdSerializer.java:140)
	at org.openstreetmap.josm.plugins.microdata_scraping.ScraperUtil.scrap(ScraperUtil.java:68)
	at org.openstreetmap.josm.plugins.microdata_scraping.MicroDataAction.loadData(MicroDataAction.java:105)
	at org.openstreetmap.josm.plugins.microdata_scraping.MicroDataAction.actionPerformed(MicroDataAction.java:80)
	at java.desktop/javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1810)
	at java.desktop/javax.swing.JComponent.processKeyBinding(JComponent.java:2956)
	at java.desktop/javax.swing.KeyboardManager.fireBinding(KeyboardManager.java:309)
	at java.desktop/javax.swing.KeyboardManager.fireKeyboardAction(KeyboardManager.java:264)
	at java.desktop/javax.swing.JComponent.processKeyBindingsForAllComponents(JComponent.java:3049)
	at java.desktop/javax.swing.JComponent.processKeyBindings(JComponent.java:3041)
	at java.desktop/javax.swing.JComponent.processKeyEvent(JComponent.java:2918)
	at java.desktop/java.awt.Component.processEvent(Component.java:6398)
	at java.desktop/java.awt.Container.processEvent(Container.java:2266)
	at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:4996)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2324)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4828)
	at java.desktop/java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1952)
	at java.desktop/java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:883)
	at java.desktop/java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1146)
	at java.desktop/java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:1020)
	at java.desktop/java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:848)
	at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:4877)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2324)
	at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2780)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4828)
	at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:775)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:720)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:714)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:87)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:98)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:747)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:745)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:87)
	at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:744)
	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)