can't load a geojson file

[anonymous]

What steps will reproduce the problem?

What is the expected result?

What happens instead?

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: 2020-11-21 14:56:29 +0100 (Sat, 21 Nov 2020)
Build-Date:2020-11-22 02:30:52
Revision:17329
Relative:URL: ^/trunk

Identification: JOSM/1.5 (17329 en) Mac OS X 10.14.6
OS Build number: Mac OS X 10.14.6 (18G5033)
Memory Usage: 765 MB / 1820 MB (519 MB allocated, but free)
Java version: 1.8.0_271-b09, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Look and Feel: com.apple.laf.AquaLookAndFeel
Screen: Display 69734272 1440x900 (scaling 1.0x1.0), Display 724047313 1920x1080 (scaling 1.0x1.0), Display 724048338 1920x1080 (scaling 1.0x1.0)
Maximum Screen Size: 1920x1080
Best cursor sizes: 16x16 -> 16x16, 32x32 -> 32x32
VM arguments: [-Djava.security.policy=file:<java.home>/lib/security/javaws.policy, -DtrustProxy=true, -Djnlpx.home=<java.home>/bin, -Djava.security.manager, -Djnlpx.origFilenameArg=${HOME}/Library/Application Support/Oracle/Java/Deployment/cache/6.0/56/1ee8cfb8-3fa50642, -Djnlpx.remove=false, -Dsun.awt.warmup=true, -Djava.util.Arrays.useLegacyMergeSort=true, -Djnlpx.heapsize=NULL,2048m, -Dmacosx.jnlpx.dock.name=JOSM, -Dmacosx.jnlpx.dock.icon=${HOME}/Library/Application Support/Oracle/Java/Deployment/cache/6.0/25/4c122699-462f5530.icns, -Djnlp.application.href=https://josm.openstreetmap.de/download/josm.jnlp , -Djnlpx.jvm="<java.home>/bin/java"]

Plugins:
+ ImproveOsm (202)
+ Mapillary (1.5.27)
+ apache-commons (35524)
+ apache-http (35589)
+ jna (35458)
+ measurement (35640)
+ turnrestrictions (35640)
+ utilsplugin2 (35640)

Map paint styles:
- https://josm.openstreetmap.de/josmfile?page=Styles/Coloured_Streets&zip=1
- https://raw.githubusercontent.com/yopaseopor/indoormap/master/indoormap-style.mapcss

Last errors/warnings:
- 00014.995 E: Handled by bug report queue: javax.json.JsonException: Cannot auto-detect encoding, not enough chars
- 00019.419 E: Handled by bug report queue: javax.json.JsonException: Cannot auto-detect encoding, not enough chars
- 00030.932 E: Handled by bug report queue: javax.json.JsonException: Cannot auto-detect encoding, not enough chars


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

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: main-worker-0 (78) of javawsApplicationThreadGroup
javax.json.JsonException: Cannot auto-detect encoding, not enough chars
	at org.glassfish.json.UnicodeDetectingInputStream.detectEncoding(UnicodeDetectingInputStream.java:130)
	at org.glassfish.json.UnicodeDetectingInputStream.<init>(UnicodeDetectingInputStream.java:75)
	at org.glassfish.json.JsonParserImpl.<init>(JsonParserImpl.java:95)
	at org.glassfish.json.JsonProviderImpl.createParser(JsonProviderImpl.java:88)
	at javax.json.Json.createParser(Json.java:109)
	at org.openstreetmap.josm.io.GeoJSONReader.doParseDataSet(GeoJSONReader.java:407)
	at org.openstreetmap.josm.io.GeoJSONReader.parseDataSet(GeoJSONReader.java:473)
	at org.openstreetmap.josm.gui.io.importexport.GeoJSONImporter.importData(GeoJSONImporter.java:51)
	at org.openstreetmap.josm.gui.io.importexport.FileImporter.importDataHandleExceptions(FileImporter.java:98)
	at org.openstreetmap.josm.actions.OpenFileAction$OpenFileTask.importData(OpenFileAction.java:370)
	at org.openstreetmap.josm.actions.OpenFileAction$OpenFileTask.realRun(OpenFileAction.java:320)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.doRealRun(PleaseWaitRunnable.java:94)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.java:142)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)

[GerdP]

Looks like the file is empty?

[Klumbumbus]

Please attach the geojson file.

[skyper]

Ticket #20255 has been marked as a duplicate of this ticket.

[GerdP]

Ticket #20642 has been marked as a duplicate of this ticket.

[simon04]

r17913 - fix #20239 - GeoJSONImporter: fix JsonException: Cannot auto-detect encoding, not enough chars