NPE at WMTSTileSource.getTileSize

[anonymous]

What steps will reproduce the problem?

1. Tried to open a layer of wmts:http://wmts.geo.admin.ch/1.0.0/WMTSCapabilities.xml

What is the expected result?

What happens instead?

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: 2017-05-02 23:28:33 +0200 (Tue, 02 May 2017)
Build-Date:2017-05-02 21:34:40
Revision:12039
Relative:URL: ^/trunk

Identification: JOSM/1.5 (12039 en) Windows 10 64-Bit
Memory Usage: 425 MB / 910 MB (292 MB allocated, but free)
Java version: 1.8.0_131-b11, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Screen: \Display0 1920x1080
Maximum Screen Size: 1920x1080
VM arguments: [-Djosm.home=C:/users/micha/JOSM/Beat, -Djosm.cache=<josm.cache>]
Dataset consistency test: No problems found

Plugins:
+ buildings_tools (33004)
+ reltoolbox (33265)
+ terracer (33088)
+ utilsplugin2 (33212)

Last errors/warnings:
- W: extended font config - overriding 'allfonts.symbol=Symbol' with 'Segoe UI Symbol'
- W: No default layer selected, choosing first layer.
- W: No default layer selected, choosing first layer.
- 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 (20) of main
java.lang.NullPointerException
	at org.openstreetmap.josm.data.imagery.WMTSTileSource.getTileSize(WMTSTileSource.java:682)
	at org.openstreetmap.josm.gui.layer.AbstractTileSourceLayer.estimateTileCacheSize(AbstractTileSourceLayer.java:598)
	at org.openstreetmap.josm.gui.layer.AbstractTileSourceLayer.initTileSource(AbstractTileSourceLayer.java:284)
	at org.openstreetmap.josm.gui.layer.AbstractTileSourceLayer.initializeIfRequired(AbstractTileSourceLayer.java:562)
	at org.openstreetmap.josm.gui.layer.AbstractTileSourceLayer.attachToMapView(AbstractTileSourceLayer.java:538)
	at org.openstreetmap.josm.gui.MapView.layerAdded(MapView.java:339)
	at org.openstreetmap.josm.gui.layer.LayerManager.fireLayerAdded(LayerManager.java:458)
	at org.openstreetmap.josm.gui.layer.LayerManager.realAddLayer(LayerManager.java:233)
	at org.openstreetmap.josm.gui.layer.MainLayerManager.realAddLayer(MainLayerManager.java:251)
	at org.openstreetmap.josm.gui.layer.LayerManager.lambda$addLayer$0(LayerManager.java:217)
	at org.openstreetmap.josm.gui.util.GuiHelper.runInEDTAndWaitWithException(GuiHelper.java:138)
	at org.openstreetmap.josm.gui.layer.LayerManager.addLayer(LayerManager.java:217)
	at org.openstreetmap.josm.gui.layer.LayerManager.addLayer(LayerManager.java:206)
	at org.openstreetmap.josm.actions.AddImageryLayerAction.actionPerformed(AddImageryLayerAction.java:140)
	at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
	at javax.swing.AbstractButton$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]

Closed as duplicate of #14793.
the NPE is fixed but this WMTS uses a feature we don't support yet: Dimensions. I'll create a new ticket for this.