error when using Changeset Manager

[anonymous]

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2011-04-26 01:31:34
Last Changed Author: bastiK
Revision: 4064
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2011-04-25 20:32:26 +0200 (Mon, 25 Apr 2011)
Last Changed Rev: 4064

Identification: JOSM/1.5 (4064 en)
Memory Usage: 97 MB / 123 MB (31 MB allocated, but free)
Java version: 1.6.0_24, Apple Inc., Java HotSpot(TM) 64-Bit Server VM
Operating system: Mac OS X
Dataset consistency test: No problems found

Plugin: RoadSigns (25192)
Plugin: buildings_tools (25905)
Plugin: osmarender (25371)
Plugin: public_transport (25192)
Plugin: restart (25199)
Plugin: tageditor (25191)
Plugin: turnrestrictions (25845)

java.lang.NullPointerException
	at org.openstreetmap.josm.gui.dialogs.changeset.ChangesetCacheTableCellRenderer.renderUploadComment(ChangesetCacheTableCellRenderer.java:49)
	at org.openstreetmap.josm.gui.dialogs.changeset.ChangesetCacheTableCellRenderer.getTableCellRendererComponent(ChangesetCacheTableCellRenderer.java:97)
	at javax.swing.JTable$AccessibleJTable.getAccessibleChild(JTable.java:7023)
	at javax.swing.JTable$AccessibleJTable.getAccessibleAt(JTable.java:7410)
	at javax.swing.JTable$AccessibleJTable.valueChanged(JTable.java:6923)
	at javax.swing.DefaultListSelectionModel.fireValueChanged(DefaultListSelectionModel.java:167)
	at javax.swing.DefaultListSelectionModel.fireValueChanged(DefaultListSelectionModel.java:147)
	at javax.swing.DefaultListSelectionModel.fireValueChanged(DefaultListSelectionModel.java:194)
	at javax.swing.DefaultListSelectionModel.changeSelection(DefaultListSelectionModel.java:388)
	at javax.swing.DefaultListSelectionModel.changeSelection(DefaultListSelectionModel.java:398)
	at javax.swing.DefaultListSelectionModel.removeSelectionIntervalImpl(DefaultListSelectionModel.java:559)
	at javax.swing.DefaultListSelectionModel.clearSelection(DefaultListSelectionModel.java:403)
	at javax.swing.JTable.clearSelection(JTable.java:2080)
	at javax.swing.JTable.clearSelectionAndLeadAnchor(JTable.java:2088)
	at javax.swing.JTable.tableChanged(JTable.java:4433)
	at javax.swing.table.AbstractTableModel.fireTableChanged(AbstractTableModel.java:280)
	at javax.swing.table.AbstractTableModel.fireTableDataChanged(AbstractTableModel.java:182)
	at org.openstreetmap.josm.gui.dialogs.changeset.ChangesetCacheManagerModel.init(ChangesetCacheManagerModel.java:145)
	at org.openstreetmap.josm.gui.dialogs.changeset.ChangesetCacheManager.setVisible(ChangesetCacheManager.java:304)
	at org.openstreetmap.josm.gui.dialogs.changeset.ChangesetCacheManager.destroyInstance(ChangesetCacheManager.java:87)
	at org.openstreetmap.josm.actions.ChangesetManagerToggleAction.toggleSelectedState(ChangesetManagerToggleAction.java:76)
	at org.openstreetmap.josm.actions.ChangesetManagerToggleAction.actionPerformed(ChangesetManagerToggleAction.java:81)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2028)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2351)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387)
	at javax.swing.JToggleButton$ToggleButtonModel.setPressed(JToggleButton.java:291)
	at javax.swing.AbstractButton.doClick(AbstractButton.java:389)
	at com.apple.laf.ScreenMenuItemCheckbox.itemStateChanged(ScreenMenuItemCheckbox.java:178)
	at java.awt.CheckboxMenuItem.processItemEvent(CheckboxMenuItem.java:364)
	at java.awt.CheckboxMenuItem.processEvent(CheckboxMenuItem.java:332)
	at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:337)
	at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:325)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:683)
	at java.awt.EventQueue.access$000(EventQueue.java:86)
	at java.awt.EventQueue$1.run(EventQueue.java:639)
	at java.awt.EventQueue$1.run(EventQueue.java:637)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:98)
	at java.awt.EventQueue$2.run(EventQueue.java:653)
	at java.awt.EventQueue$2.run(EventQueue.java:651)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:650)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)