Error using Contourmerge after installing it

[anonymous]

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2015-10-30 02:32:24
Last Changed Author: Don-vip
Revision: 8969
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Relative URL: ^/trunk
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2015-10-29 22:15:23 +0100 (Thu, 29 Oct 2015)
Last Changed Rev: 8969

Identification: JOSM/1.5 (8969 de) Linux Ubuntu 14.04.3 LTS
Memory Usage: 526 MB / 1607 MB (64 MB allocated, but free)
Java version: 1.7.0_79, Oracle Corporation, OpenJDK 64-Bit Server VM
Java package: openjdk-7-jre:amd64-7u79-2.5.6-0ubuntu1.14.04.1
Dataset consistency test: No problems found

Plugins:
- DirectDownload (31603)
- DirectUpload (31694)
- buildings_tools (31694)
- contourmerge (1013)
- editgpx (31603)
- utilsplugin2 (31694)

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

java.lang.NullPointerException
	at org.openstreetmap.josm.plugins.contourmerge.ContourMergeMode.enterMode(ContourMergeMode.java:85)
	at org.openstreetmap.josm.gui.MapFrame.selectMapMode(MapFrame.java:403)
	at org.openstreetmap.josm.gui.MapFrame.selectMapMode(MapFrame.java:382)
	at org.openstreetmap.josm.actions.mapmode.MapMode.actionPerformed(MapMode.java:83)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
	at javax.swing.JToggleButton$ToggleButtonModel.setPressed(JToggleButton.java:308)
	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
	at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
	at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
	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:747)
	at java.awt.EventQueue.access$300(EventQueue.java:103)
	at java.awt.EventQueue$3.run(EventQueue.java:706)
	at java.awt.EventQueue$3.run(EventQueue.java:704)
	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:720)
	at java.awt.EventQueue$4.run(EventQueue.java:718)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:717)
	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)

[Don-vip]

see ​https://github.com/Gubaer/josm-contourmerge-plugin/issues/10

[Gubaer]

Fixed in contourmerge 1014. Please update the contourmerge plugin in the JOSM preferences dialog.