Empty error dialog

[richlv]

Downloaded data and got an empty error dialog.
OSM data was retrieved, but GPX traces not. Most likely the failure was downloading the traces.

URL:https://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2022-10-31 17:29:20 +0100 (Mon, 31 Oct 2022)
Build-Date:2022-11-01 02:30:58
Revision:18583
Relative:URL: ^/trunk

Identification: JOSM/1.5 (18583 en_GB) Mac OS X 10.15.7
OS Build number: Mac OS X 10.15.7 (19H2026)
Memory Usage: 898 MB / 3641 MB (191 MB allocated, but free)
Java version: 1.8.0_351-b10, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Look and Feel: com.apple.laf.AquaLookAndFeel
Screen: Display 1127230987 1920×1080 (scaling 1.00×1.00) Display 69733382 1680×1050 (scaling 1.00×1.00)
Maximum Screen Size: 1920×1080
Best cursor sizes: 16×16→16×16, 32×32→32×32
System property file.encoding: UTF-8
System property sun.jnu.encoding: UTF-8
Locale info: en_GB
Numbers with default locale: 1234567890 -> 1234567890
VM arguments: [-Djnlp.application.href=https://josm.openstreetmap.de/download/josm.jnlp, -Djava.util.Arrays.useLegacyMergeSort=true, -Djnlp.tk=awt, -Djnlpx.jvm=<java.home>/bin/java, -Djnlpx.splashport=-1, -Djnlpx.home=<java.home>/bin, -Djnlpx.remove=false, -Djnlpx.offline=false, -Djnlpx.relaunch=true, -Djnlpx.session.data=/var/folders/nl/flqxqsmj5q963r7tcnfrdt3c0000gn/T/session8677673803191079915, -Djnlpx.heapsize=NULL,NULL, -Djava.security.policy=file:<java.home>/lib/security/javaws.policy, -DtrustProxy=true, -Djnlpx.origFilenameArg=/Users/richlv/Library/Application Support/Oracle/Java/Deployment/cache/6.0/56/1ee8cfb8-72e8e992, -Dsun.awt.warmup=true, -Djava.security.manager]
Dataset consistency test: No problems found

Plugins:
+ HouseNumberTaggingTool (35951)
+ InfoMode (35978)
+ Mapillary (2.0.1)
+ PicLayer (1.0.2)
+ apache-commons (36003)
+ apache-http (35924)
+ buildings_tools (36011)
+ dataimport (35932)
+ ejml (35924)
+ geotools (36028)
+ imagery_offset_db (35978)
+ jackson (36006)
+ jaxb (35952)
+ jna (36005)
+ jts (36004)
+ measurement (35978)
+ opendata (36025)
+ pbf (35978)
+ photo_geotagging (35933)
+ reverter (36011)
+ utilsplugin2 (36011)

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

Last errors/warnings:
- 04405.538 E: Communication with OSM server failed - null