unexpected error after some uncontrolled dragging

[anonymous]

I got lost with my mouse and did some uncontrolled dragging with the right-hand side buttons.

Path: trunk
URL: http://josm.openstreetmap.de/svn/trunk
Repository Root: http://josm.openstreetmap.de/svn
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Revision: 778
Node Kind: directory
Last Changed Author: ulfl
Last Changed Rev: 778
Last Changed Date: 2008-08-13 23:17:27 +0200 (Wed, 13 Aug 2008)

java.lang.ClassCastException: java.util.TreeMap cannot be cast to java.lang.String

at org.openstreetmap.josm.gui.dialogs.PropertiesDialog$9.getTableCellRendererComponent(PropertiesDialog.java:459)
at javax.swing.JTable.prepareRenderer(JTable.java:5676)
at javax.swing.plaf.basic.BasicTableUI.paintCell(BasicTableUI.java:2111)
at javax.swing.plaf.basic.BasicTableUI.paintDraggedArea(BasicTableUI.java:2086)
at javax.swing.plaf.basic.BasicTableUI.paintCells(BasicTableUI.java:2041)
at javax.swing.plaf.basic.BasicTableUI.paint(BasicTableUI.java:1809)
at javax.swing.plaf.ComponentUI.update(ComponentUI.java:161)
at javax.swing.JComponent.paintComponent(JComponent.java:774)
at javax.swing.JComponent.paint(JComponent.java:1038)
at javax.swing.JComponent.paintToOffscreen(JComponent.java:5147)
at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1411)
at javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1342)
at javax.swing.BufferStrategyPaintManager.paint(BufferStrategyPaintManager.java:318)
at javax.swing.RepaintManager.paint(RepaintManager.java:1145)
at javax.swing.JComponent._paintImmediately(JComponent.java:5095)
at javax.swing.JComponent.paintImmediately(JComponent.java:4905)
at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:740)
at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:696)
at javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:676)
at javax.swing.RepaintManager.access$700(RepaintManager.java:57)
at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1550)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:226)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:602)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:185)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:177)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:138)

[anonymous]

Can you describe this, so it gets reproducable?