java.lang.NoClassDefFoundError: org/openstreetmap/josm/data/gpx/SingleSegmentGpxTrack

[meppen7]

1. Start JOSM
2. Start Livegps (Menueline)
3. Activate 'Capture gps Track'
4. Window pops up update plugins Disable plugin Keep plugin Help
5. Pushed 'Keep plugin'
6. Window pops up 'unexpected exception'
7. Report bug (see below)

Repository Root: ​http://josm.openstreetmap.de/svn
Build-Date: 2010-03-03 02:31:44
Last Changed Author: Gubaer
Revision: 3070
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: ​http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2010-03-02 20:55:48 +0100 (Tue, 02 Mar 2010)
Last Changed Rev: 3070

Memory Usage: 32 MB / 989 MB (10 MB allocated, but free)
Java version: 1.6.0_18, Sun Microsystems Inc., Java HotSpot(TM) Client VM
Operating system: Windows Vista

Plugins: AddrInterpolation,Create_grid_of_ways,PicLayer,buildings_tools,colorscheme,dataimport,editgpx,graphview,lakewalker,livegps,measurement,michigan_left,multipoly,openstreetbugs,openvisible,osmarender,photo_geotagging,public_transport,remotecontrol,routing,slippymap,surveyor,tageditor,terracer,validator,walkingpapers,waydownloader,wmsplugin
Plugin openstreetbugs Version: 19463
Plugin dataimport Version: 19681
Plugin tageditor Version: 20197
Plugin validator Version: 20155
Plugin slippymap Version: 19887
Plugin routing Version: 19475
Plugin graphview Version: 19441
Plugin AddrInterpolation Version: 19422
Plugin terracer Version: 20084
Plugin photo_geotagging Version: 19873
Plugin colorscheme Version: 19426
Plugin editgpx Version: 19683
Plugin openvisible Version: 20067
Plugin buildings_tools Version: 20245
Plugin lakewalker Version: 19624
Plugin waydownloader Version: 19489
Plugin PicLayer Version: 20217
Plugin michigan_left Version: 19454
Plugin livegps Version: 19680
Plugin osmarender Version: 19419
Plugin measurement Version: 19681
Plugin multipoly Version: 19456
Plugin walkingpapers Version: 19487
Plugin wmsplugin Version: 19992
Plugin Create_grid_of_ways Version: 19428
Plugin public_transport Version: 20072
Plugin remotecontrol Version: 19946
Plugin surveyor Version: 19681

java.lang.NoClassDefFoundError: org/openstreetmap/josm/data/gpx/SingleSegmentGpxTrack

at livegps.LiveGpsLayer.<init>(LiveGpsLayer.java:51)
at livegps.LiveGpsPlugin.enableTracking(LiveGpsPlugin.java:193)
at livegps.LiveGpsPlugin$CaptureAction.actionPerformed(LiveGpsPlugin.java:64)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.JToggleButton$ToggleButtonModel.setPressed(Unknown Source)
at javax.swing.AbstractButton.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI$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.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.gpx.SingleSegmentGpxTrack

at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 31 more

[anonymous]

Closed as duplicate of #4640.