java.lang.NoSuchFieldError: worker

[kaerast@…]

Steps to reproduce:

# svn update to 1469
# download an area
# make some changes
# upload changes

I've removed preferences, and indeed the whole of ~/.josm with no difference made.

Manifest-Version: 1.0
Ant-Version: Apache Ant 1.7.0
Created-By: 1.6.0_0-b11 (Sun Microsystems Inc.)
Main-class: JOSM
Main-Version: 1469 SVN
Main-Date: 2009-03-07T15:52:00.742519Z

Java version: 1.6.0_0

java.lang.NoSuchFieldError: worker
	at org.openstreetmap.josm.actions.UploadAction.actionPerformed(UploadAction.java:165)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2012)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2335)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:404)
	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:253)
	at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
	at java.awt.Component.processMouseEvent(Component.java:6106)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3276)
	at java.awt.Component.processEvent(Component.java:5871)
	at java.awt.Container.processEvent(Container.java:2105)
	at java.awt.Component.dispatchEventImpl(Component.java:4467)
	at java.awt.Container.dispatchEventImpl(Container.java:2163)
	at java.awt.Component.dispatchEvent(Component.java:4293)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4461)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4125)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4055)
	at java.awt.Container.dispatchEventImpl(Container.java:2149)
	at java.awt.Window.dispatchEventImpl(Window.java:2478)
	at java.awt.Component.dispatchEvent(Component.java:4293)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:604)
	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)

I'm also getting a similar editor when trying to use the remote control plugin:

Manifest-Version: 1.0
Ant-Version: Apache Ant 1.7.0
Created-By: 1.6.0_0-b11 (Sun Microsystems Inc.)
Main-class: JOSM
Main-Version: 1469 SVN
Main-Date: 2009-03-07T15:52:00.742519Z

Java version: 1.6.0_0
Plugins: remotecontrol
Plugin remotecontrol Version: 13409

java.lang.NoSuchFieldError: worker
	at org.openstreetmap.josm.plugins.remotecontrol.RequestProcessor.run(RequestProcessor.java:167)