NPE while opening unavailable recent file

[naoliv]

I clicked to open a recent file that don't exist anymore and got this:

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2015-09-11 01:32:16
Last Changed Author: Klumbumbus
Revision: 8747
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Relative URL: ^/trunk
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2015-09-10 20:40:49 +0200 (Thu, 10 Sep 2015)
Last Changed Rev: 8747

Identification: JOSM/1.5 (8747 en) Linux Debian GNU/Linux testing (stretch)
Memory Usage: 453 MB / 9102 MB (191 MB allocated, but free)
Java version: 1.7.0_75, Oracle Corporation, OpenJDK 64-Bit Server VM
Java package: openjdk-7-jre:amd64-7u75-2.5.4-2
VM arguments: [-Dawt.useSystemAAFontSettings=on, -Dsun.java2d.opengl=true]

Plugins:
- Create_grid_of_ways (31241)
- OpeningHoursEditor (31241)
- PicLayer (31241)
- SimplifyArea (31241)
- buildings_tools (31361)
- conflation (0.1.7)
- contourmerge (1013)
- download_along (31241)
- editgpx (31241)
- geotools (31126)
- imagery_offset_db (31241)
- importvec (31241)
- jts (31126)
- log4j (31231)
- measurement (31289)
- merge-overlap (31241)
- opendata (31241)
- pbf (31241)
- pdfimport (31241)
- poly (31241)
- reverter (31241)
- scripting (30710)
- todo (29154)
- turnrestrictions (31241)
- undelete (31241)
- utilsplugin2 (31463)

Last errors/warnings:
- E: java.lang.NullPointerException

java.lang.NullPointerException
	at org.openstreetmap.josm.actions.OpenFileAction$OpenFileTask$1.accept(OpenFileAction.java:117)
	at java.io.File.listFiles(File.java:1246)
	at org.openstreetmap.josm.actions.OpenFileAction$OpenFileTask.<init>(OpenFileAction.java:114)
	at org.openstreetmap.josm.actions.OpenFileAction$OpenFileTask.<init>(OpenFileAction.java:132)
	at org.openstreetmap.josm.gui.io.RecentlyOpenedFilesMenu$2.actionPerformed(RecentlyOpenedFilesMenu.java:66)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
	at javax.swing.AbstractButton.doClick(AbstractButton.java:376)
	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:833)
	at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:877)
	at java.awt.Component.processMouseEvent(Component.java:6516)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3312)
	at java.awt.Component.processEvent(Component.java:6281)
	at java.awt.Container.processEvent(Container.java:2229)
	at java.awt.Component.dispatchEventImpl(Component.java:4872)
	at java.awt.Container.dispatchEventImpl(Container.java:2287)
	at java.awt.Component.dispatchEvent(Component.java:4698)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422)
	at java.awt.Container.dispatchEventImpl(Container.java:2273)
	at java.awt.Window.dispatchEventImpl(Window.java:2719)
	at java.awt.Component.dispatchEvent(Component.java:4698)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:740)
	at java.awt.EventQueue.access$300(EventQueue.java:103)
	at java.awt.EventQueue$3.run(EventQueue.java:699)
	at java.awt.EventQueue$3.run(EventQueue.java:697)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
	at java.awt.EventQueue$4.run(EventQueue.java:713)
	at java.awt.EventQueue$4.run(EventQueue.java:711)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:710)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)

[simon04]

In 8757/josm:

fix #11853 - NPE while opening unavailable recent file