NPE at GpxLayer.getAssociatedFile

[rudra_m]

What steps will reproduce the problem?

1. the bug is repeating, cant fix

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: 2021-07-12 02:41:41 +0200 (Mon, 12 Jul 2021)
Build-Date:2021-07-12 00:42:49
Revision:18004
Relative:URL: ^/trunk

Identification: JOSM/1.5 (18004 en) Linux Ubuntu 20.04.2 LTS
Memory Usage: 2997 MB / 3524 MB (1155 MB allocated, but free)
Java version: 1.8.0_292-8u292-b10-0ubuntu1~20.04-b10, Private Build, OpenJDK 64-Bit Server VM
Look and Feel: javax.swing.plaf.metal.MetalLookAndFeel
Screen: :0.0 1920×1080 (scaling 1.00×1.00)
Maximum Screen Size: 1920×1080
Best cursor sizes: 16×16→16×16, 32×32→32×32
Environment variable LANG: en_IN
System property file.encoding: UTF-8
System property sun.jnu.encoding: UTF-8
Locale info: en_IN
Numbers with default locale: 1234567890 -> 1234567890
Desktop environment: ubuntu:GNOME
Java package: openjdk-8-jre:amd64-8u292-b10-0ubuntu1~20.04
Java ATK Wrapper package: libatk-wrapper-java:all-0.37.1-1
fonts-noto: fonts-noto:-

Plugins:
+ KartaView (374)
+ Mapillary (2.0.0-alpha.26-dirty)
+ apache-commons (35524)
+ apache-http (35589)
+ javafx-unixoid (35655)
+ jna (35662)
+ todo (30306)

Tagging presets:
+ ${HOME}/Downloads/Status - Streets.xml
+ ${HOME}/Downloads/BRI.xml

Map paint styles:
+ ${HOME}/Downloads/paint-master1.zip
+ ${HOME}/Downloads/paint-master.zip

Last errors/warnings:
- 00006.305 E: JavaFX is not available
- 00006.352 W: Disable plugin - JavaFX is not available. Please install OpenJFX through your package manager.
- 00145.799 E: Failed to locate image 'preference.png'
- 00695.973 E: Region [kartaview_BLOCK_v2] : Problem loading keys for file kartaview_BLOCK_v2
- 01431.453 E: Handled by bug report queue: org.openstreetmap.josm.tools.JosmRuntimeException: failed to remove primitive: org.openstreetmap.josm.data.vector.VectorNode@bdd33a3
- 08062.254 E: Region [TMS_BLOCK_v2] : Failure updating element, key: Maxar Standard imagery:https://services.digitalglobe.com/earthservice/tmsaccess/tms/1.0.0/DigitalGlobe:ImageryTileService@EPSG:3857@jpg/{z}/{x}/{-y}.jpg?connectId=f57b8754-0d70-4439-bdb4-641beea5c2ec/20/817489/484341 old: null
- 08062.599 E: Handled by bug report queue: java.lang.NullPointerException



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

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: AWT-EventQueue-0 (17) of main
java.lang.NullPointerException
	at org.openstreetmap.josm.gui.layer.GpxLayer.getAssociatedFile(GpxLayer.java:365)
	at org.openstreetmap.josm.actions.SaveAction.updateEnabledState(SaveAction.java:103)
	at org.openstreetmap.josm.actions.JosmAction$LayerChangeAdapter.layerRemoving(JosmAction.java:451)
	at org.openstreetmap.josm.actions.SaveAction$1.layerRemoving(SaveAction.java:89)
	at org.openstreetmap.josm.gui.layer.LayerManager.fireLayerRemoving(LayerManager.java:476)
	at org.openstreetmap.josm.gui.layer.LayerManager.realRemoveSingleLayer(LayerManager.java:278)
	at org.openstreetmap.josm.gui.layer.MainLayerManager.realRemoveSingleLayer(MainLayerManager.java:307)
	at org.openstreetmap.josm.gui.layer.LayerManager.realRemoveLayer(LayerManager.java:266)
	at org.openstreetmap.josm.gui.layer.LayerManager.lambda$removeLayer$1(LayerManager.java:248)
	at org.openstreetmap.josm.gui.util.GuiHelper.runInEDTAndWaitWithException(GuiHelper.java:246)
	at org.openstreetmap.josm.gui.layer.LayerManager.removeLayer(LayerManager.java:248)
	at org.openstreetmap.josm.gui.layer.LayerManager.realResetState(LayerManager.java:515)
	at org.openstreetmap.josm.gui.layer.MainLayerManager.realResetState(MainLayerManager.java:493)
	at org.openstreetmap.josm.gui.util.GuiHelper.runInEDTAndWaitWithException(GuiHelper.java:246)
	at org.openstreetmap.josm.gui.layer.LayerManager.resetState(LayerManager.java:506)
	at org.openstreetmap.josm.gui.MainTermination.run(MainTermination.java:43)
	at org.openstreetmap.josm.spi.lifecycle.Lifecycle.exitJosm(Lifecycle.java:121)
	at org.openstreetmap.josm.gui.MainApplication.exitJosm(MainApplication.java:520)
	at org.openstreetmap.josm.gui.MainFrame$ExitWindowAdapter.windowClosing(MainFrame.java:198)
	at java.awt.AWTEventMulticaster.windowClosing(AWTEventMulticaster.java:349)
	at java.awt.AWTEventMulticaster.windowClosing(AWTEventMulticaster.java:349)
	at java.awt.Window.processWindowEvent(Window.java:2054)
	at javax.swing.JFrame.processWindowEvent(JFrame.java:305)
	at java.awt.Window.processEvent(Window.java:2013)
	at java.awt.Component.dispatchEventImpl(Component.java:4889)
	at java.awt.Container.dispatchEventImpl(Container.java:2297)
	at java.awt.Window.dispatchEventImpl(Window.java:2746)
	at java.awt.Component.dispatchEvent(Component.java:4711)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760)
	at java.awt.EventQueue.access$500(EventQueue.java:97)
	at java.awt.EventQueue$3.run(EventQueue.java:709)
	at java.awt.EventQueue$3.run(EventQueue.java:703)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84)
	at java.awt.EventQueue$4.run(EventQueue.java:733)
	at java.awt.EventQueue$4.run(EventQueue.java:731)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:730)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)

[Don-vip]

Closed as duplicate of #21105.
You can use JOSM latest to get the fix until a new tested version is released.