JOSM 8354 crashed with smth about TMSTileSource

[Zverikk]

A report from NetWorkKido user:
​http://forum.openstreetmap.org/viewtopic.php?pid=504580#p504580

Revision: 8354
Repository Root: http://josm.openstreetmap.de/svn
Relative URL: ^/trunk
Last Changed Author: Don-vip
Last Changed Date: 2015-05-14 23:44:36 +0200 (Thu, 14 May 2015)
Build-Date: 2015-05-15 01:31:26
URL: http://josm.openstreetmap.de/svn/trunk
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last Changed Rev: 8354

Identification: JOSM/1.5 (8354 ru) Windows 7 32-Bit
Memory Usage: 247 MB / 247 MB (80 MB allocated, but free)
Java version: 1.8.0_45, Oracle Corporation, Java HotSpot(TM) Client VM
Dataset consistency test: No problems found

Plugins:
- OpeningHoursEditor (30962)
- PicLayer (31114)
- buildings_tools (31120)
- imagery_offset_db (31056)
- poly (31056)
- reltoolbox (31056)
- reverter (31120)
- turnrestrictions (31034)
- utilsplugin2 (31120)

Last errors/warnings:
- W: Cache attributes are null
- W: Cache attributes are null
- W: Cache attributes are null
- W: Cache attributes are null
- W: Cache attributes are null

java.lang.NullPointerException
	at org.openstreetmap.gui.jmapviewer.tilesources.AbstractTMSTileSource.isNoTileAtZoom(AbstractTMSTileSource.java:139)
	at org.openstreetmap.josm.data.imagery.TMSCachedTileLoaderJob.handleNotFound(TMSCachedTileLoaderJob.java:328)
	at org.openstreetmap.josm.data.cache.JCSCachedTileLoaderJob.loadObject(JCSCachedTileLoaderJob.java:385)
	at org.openstreetmap.josm.data.cache.JCSCachedTileLoaderJob.run(JCSCachedTileLoaderJob.java:252)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)

[rickmastfan67]

Closed as duplicate of #11441.
Suggest to him to update to the current latest. It has already been fixed.