can't make new relattion

[zamoldinow@…]

Launch JOSM, download a set of data, select two ways and a node, press "New" on the relations panel.

Path: trunk
URL: ​http://josm.openstreetmap.de/svn/trunk
Repository Root: ​http://josm.openstreetmap.de/svn
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Revision: 1847
Node Kind: directory
Last Changed Author: Gubaer
Last Changed Rev: 1847
Last Changed Date: 2009-07-25 23:44:19 +0200 (Sat, 25 Jul 2009)

Memory Usage: 78 MB / 1016 MB (27 MB allocated, but free)
Java version: 1.6.0_14

Plugins: plastic_laf
routing
usertools
waydownloader
wmsplugin
Plugin plastic_laf Version: 14016
Plugin routing Version: 16409
Plugin usertools Version: 14125
Plugin waydownloader Version: 16590
Plugin wmsplugin Version: 16442

java.lang.IllegalArgumentException: path in TreePath must be non null.

at javax.swing.tree.TreePath.<init>(TreePath.java:75)
at org.openstreetmap.josm.gui.dialogs.relation.RelationTreeModel.fireRootReplacedEvent(RelationTreeModel.java:160)
at org.openstreetmap.josm.gui.dialogs.relation.RelationTreeModel.populate(RelationTreeModel.java:139)
at org.openstreetmap.josm.gui.dialogs.relation.ChildRelationBrowser.populate(ChildRelationBrowser.java:144)
at org.openstreetmap.josm.gui.dialogs.relation.ChildRelationBrowser.<init>(ChildRelationBrowser.java:135)
at org.openstreetmap.josm.gui.dialogs.relation.GenericRelationEditor.<init>(GenericRelationEditor.java:167)
at org.openstreetmap.josm.gui.dialogs.relation.RelationEditor.getEditor(RelationEditor.java:84)
at org.openstreetmap.josm.gui.dialogs.RelationListDialog$2.actionPerformed(RelationListDialog.java:91)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:272)
at java.awt.Component.processMouseEvent(Component.java:6263)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3267)
at java.awt.Component.processEvent(Component.java:6028)
at java.awt.Container.processEvent(Container.java:2041)
at java.awt.Component.dispatchEventImpl(Component.java:4630)
at java.awt.Container.dispatchEventImpl(Container.java:2099)
at java.awt.Component.dispatchEvent(Component.java:4460)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4574)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4238)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4168)
at java.awt.Container.dispatchEventImpl(Container.java:2085)
at java.awt.Window.dispatchEventImpl(Window.java:2475)
at java.awt.Component.dispatchEvent(Component.java:4460)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)

[fatbozz]

Closed as duplicate of #3090.