unexpected error

[anonymous]

happened on switching to the add-building-mode (w).

Repository Root: ​http://josm.openstreetmap.de/svn
Build-Date: 2011-01-31 02:31:14
Last Changed Author: stoecker
Revision: 3835
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: ​http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2011-01-31 00:10:01 +0100 (Mon, 31 Jan 2011)
Last Changed Rev: 3835

Identification: JOSM/1.5 (3835 en)
Memory Usage: 519 MB / 1956 MB (188 MB allocated, but free)
Java version: 1.6.0_20, Sun Microsystems Inc., OpenJDK Client VM
Operating system: Linux
Dataset consistency test: No problems found

Plugin: ImportImagePlugin (23305)
Plugin: PicLayer (24308)
Plugin: alignways (24815)
Plugin: buildings_tools (23804)
Plugin: colorscheme (18453)
Plugin: dataimport (22542)
Plugin: measurement (18453)
Plugin: osmarender (22765)
Plugin: pdfimport (24186)
Plugin: photo_geotagging (24928)
Plugin: public_transport (22148)
Plugin: restart (24396)
Plugin: tagging-preset-tester (22454)
Plugin: undelete (24905)
Plugin: waypoint_search (23220)

java.lang.IncompatibleClassChangeError: Expecting non-static method buildings_tools.DrawBuildingAction.getCurrentDataSet()Lorg/openstreetmap/josm/data/osm/DataSet;

at buildings_tools.DrawBuildingAction.enterMode(DrawBuildingAction.java:128)
at org.openstreetmap.josm.gui.MapFrame.selectMapMode(MapFrame.java:315)
at org.openstreetmap.josm.actions.mapmode.MapMode.actionPerformed(MapMode.java:72)
at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1664)
at javax.swing.JComponent.processKeyBinding(JComponent.java:2851)
at javax.swing.KeyboardManager.fireBinding(KeyboardManager.java:285)
at javax.swing.KeyboardManager.fireKeyboardAction(KeyboardManager.java:247)
at javax.swing.JComponent.processKeyBindingsForAllComponents(JComponent.java:2928)
at javax.swing.JComponent.processKeyBindings(JComponent.java:2920)
at javax.swing.JComponent.processKeyEvent(JComponent.java:2814)
at java.awt.Component.processEvent(Component.java:5952)
at java.awt.Container.processEvent(Container.java:2105)
at java.awt.Component.dispatchEventImpl(Component.java:4536)
at java.awt.Container.dispatchEventImpl(Container.java:2163)
at java.awt.Component.dispatchEvent(Component.java:4362)
at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1881)
at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:749)
at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1025)
at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:892)
at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:713)
at java.awt.Component.dispatchEventImpl(Component.java:4406)
at java.awt.Container.dispatchEventImpl(Container.java:2163)
at java.awt.Window.dispatchEventImpl(Window.java:2478)
at java.awt.Component.dispatchEvent(Component.java:4362)
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)

[stoecker]

Closed as duplicate of #5888.