JOSM can not open a gpx file

[Karzanomer@…]

What steps will reproduce the problem?

1. When I try to open a gps file. I used to do that without error in previous versions

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: 2020-10-03 13:42:38 +0200 (Sat, 03 Oct 2020)
Build-Date:2020-10-04 01:30:47
Revision:17084
Relative:URL: ^/trunk

Identification: JOSM/1.5 (17084 en) Windows 10 64-Bit
OS Build number: Windows 10 Enterprise 1803 (17134)
Memory Usage: 240 MB / 247 MB (80 MB allocated, but free)
Java version: 1.8.0_271-b09, Oracle Corporation, Java HotSpot(TM) Client VM
Look and Feel: com.sun.java.swing.plaf.windows.WindowsLookAndFeel
Screen: \Display0 3840x2160 (scaling 1.0x1.0)
Maximum Screen Size: 3840x2160
Best cursor sizes: 16x16 -> 32x32, 32x32 -> 32x32

Last errors/warnings:
- 00064.153 W: java.net.SocketTimeoutException: Read timed out. Cause: java.net.SocketTimeoutException: Read timed out
- 00228.132 E: Handled by bug report queue: java.time.DateTimeException: Invalid value for MonthOfYear (valid values 1 - 12): 17434
- 00248.837 E: Handled by bug report queue: java.time.DateTimeException: Invalid value for MonthOfYear (valid values 1 - 12): 17434


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

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: main-worker-0 (643) of main
java.time.DateTimeException: Invalid value for MonthOfYear (valid values 1 - 12): 17434
	at java.time.temporal.ValueRange.checkValidValue(Unknown Source)
	at java.time.temporal.ChronoField.checkValidValue(Unknown Source)
	at java.time.LocalDate.of(Unknown Source)
	at java.time.LocalDateTime.of(Unknown Source)
	at java.time.ZonedDateTime.of(Unknown Source)
	at org.openstreetmap.josm.tools.date.DateUtils.tsFromString(DateUtils.java:94)
	at org.openstreetmap.josm.io.GpxReader$Parser.endElement(GpxReader.java:478)
	at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.endElement(Unknown Source)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanEndElement(Unknown Source)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(Unknown Source)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown Source)
	at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(Unknown Source)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
	at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)
	at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)
	at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source)
	at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown Source)
	at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
	at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl.parse(Unknown Source)
	at org.openstreetmap.josm.tools.XmlUtils.parseSafeSAX(XmlUtils.java:123)
	at org.openstreetmap.josm.io.GpxReader.parse(GpxReader.java:642)
	at org.openstreetmap.josm.gui.io.importexport.GpxImporter.importData(GpxImporter.java:125)
	at org.openstreetmap.josm.gui.io.importexport.FileImporter.importDataHandleExceptions(FileImporter.java:98)
	at org.openstreetmap.josm.actions.OpenFileAction$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(Unknown Source)
	at java.util.concurrent.FutureTask.run(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)

[Klumbumbus]

Closed as duplicate of #19914.

[Klumbumbus]

Which application cretaed the gpx file?
Could you please attach the gpx file?