While Deleting Data Layer Number One(1)

[erenosvi@…]

What steps will reproduce the problem?

1. Install continuos-download at Josm Plug-ins
2. Create Data Layer 1
3. Have imaging map on background
4. Download map at seperate Data Layer 2
5. Delete Data Layer 1

What is the expected result?

To Delete Layer 1
(Because is empty/unused in my case)

What happens instead?

Happens nothing,
Just the ticket bug window appears.

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

URL:http://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2016-11-06 20:18:38 +0100 (Sun, 06 Nov 2016)
Build-Date:2016-11-06 21:45:03
Revision:11223
Relative:URL: ^/trunk

Identification: JOSM/1.5 (11223 en) Windows 7 64-Bit
Memory Usage: 370 MB / 910 MB (144 MB allocated, but free)
Java version: 1.8.0_102-b14, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Screen: \Display0 1920x1080
Maximum Screen Size: 1920x1080
Dataset consistency test: No problems found

Plugins:
+ CommandLine (32796)
+ DxfImport (1008)
+ FastDraw (32938)
+ HouseNumberTaggingTool (32699)
+ apache-commons (32699)
+ continuosDownload (53)
+ measurement (32936)
+ plastic_laf (32699)
+ print (32965)
+ turnrestrictions (32796)
+ utilsplugin2 (32815)
+ wms-turbo-challenge2 (32699)

Last errors/warnings:
- E: Handled by bug report queue: java.lang.NullPointerException
- W: java.net.SocketException: Socket Closed
- E: java.net.SocketException: Socket Closed
- W: java.net.SocketException: Socket Closed
- E: java.net.SocketException: Socket Closed
- W: java.net.SocketException: Socket Closed
- E: java.net.SocketException: Socket Closed
- E: Handled by bug report queue: java.lang.NullPointerException
- E: Handled by bug report queue: java.lang.NullPointerException
- 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 (19) of main
java.lang.NullPointerException
	at org.openstreetmap.josm.gui.io.SaveLayersDialog$SaveAndProceedAction.<init>(SaveLayersDialog.java:451)
	at org.openstreetmap.josm.gui.io.SaveLayersDialog.<init>(SaveLayersDialog.java:86)
	at org.openstreetmap.josm.gui.io.SaveLayersDialog.saveUnsavedModifications(SaveLayersDialog.java:105)
	at org.openstreetmap.josm.gui.dialogs.layer.DeleteLayerAction.actionPerformed(DeleteLayerAction.java:46)
	at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
	at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
	at javax.swing.AbstractButton.doClick(Unknown Source)
	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
	at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(Unknown Source)
	at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
	at java.awt.Component.processMouseEvent(Unknown Source)
	at javax.swing.JComponent.processMouseEvent(Unknown Source)
	at java.awt.Component.processEvent(Unknown Source)
	at java.awt.Container.processEvent(Unknown Source)
	at java.awt.Component.dispatchEventImpl(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Window.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
	at java.awt.EventQueue.access$500(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
	at java.awt.EventQueue$4.run(Unknown Source)
	at java.awt.EventQueue$4.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.run(Unknown Source)

[Don-vip]

In 11323/josm:

fix #14016 - NPE

[Don-vip]

Milestone renamed

[Don-vip]

Ticket #13623 has been marked as a duplicate of this ticket.