Crash when switching on the indoor helper plugin

[DeeHants]

What steps will reproduce the problem?

1. Clicked "Power"

What is the expected result?

Not to crash :)

What happens instead?

It crashes :(

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: 2016-03-13 01:17:21 +0100 (Sun, 13 Mar 2016)
Build-Date:2016-03-13 02:35:00
Revision:9979
Relative:URL: ^/trunk

Identification: JOSM/1.5 (9979 en_GB) Windows 7 64-Bit
Memory Usage: 123 MB / 989 MB (25 MB allocated, but free)
Java version: 1.8.0_71-b15, Oracle Corporation, Java HotSpot(TM) Client VM
Dataset consistency test: No problems found

Plugins:
- InfoMode (31772)
- OpeningHoursEditor (31772)
- buildings_tools (31895)
- contourmerge (1014)
- gpsblam (31772)
- imageryadjust (31772)
- indoor_sweepline (32103)
- indoorhelper (1458561683)
- measurement (31895)
- public_transport (31895)
- public_transport_layer (31932)
- reverter (32005)
- splinex (31895)
- turnrestrictions (31895)
- undelete (31895)
- utilsplugin2 (32099)

Last errors/warnings:
- E: java.lang.NoClassDefFoundError: org/openstreetmap/josm/data/Preferences$MapListSetting. Cause: java.lang.ClassNotFoundException: org.openstreetmap.josm.data.Preferences$MapListSetting

java.lang.NoClassDefFoundError: org/openstreetmap/josm/data/Preferences$MapListSetting
	at controller.IndoorHelperController.setPluginPreferences(IndoorHelperController.java:408)
	at controller.IndoorHelperController.access$300(IndoorHelperController.java:62)
	at controller.IndoorHelperController$ToolPowerButtonListener.actionPerformed(IndoorHelperController.java:141)
	at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
	at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
	at javax.swing.JToggleButton$ToggleButtonModel.setPressed(Unknown Source)
	at javax.swing.plaf.basic.BasicButtonListener.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)
Caused by: java.lang.ClassNotFoundException: org.openstreetmap.josm.data.Preferences$MapListSetting
	at java.net.URLClassLoader.findClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	... 40 more

[Don-vip]

Fixed in [o32134:32135]

[Don-vip]

Ticket #12702 has been marked as a duplicate of this ticket.