id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
4010	[NPE] While deleting layer	Ldp	team	"'Discard and delete' a layer that had been modified and saved again since loading:

{{{
Build-Date: 2009-11-22 19:43:07		
Revision: 2505
Is-Local-Build: true

Memory Usage: 69 MB / 1016 MB (14 MB allocated, but free)
Java version: 1.6.0_17

Dataset consistency test:
No problems found


Plugins: AddrInterpolationterracerutilspluginvalidatorwmsplugin
Plugin AddrInterpolation Version: 18503
Plugin terracer Version: 17874
Plugin utilsplugin Version: 18621
Plugin validator Version: 18623
Plugin wmsplugin Version: 18712

java.lang.NullPointerException
	at org.openstreetmap.josm.gui.dialogs.RelationListDialog$RelationListModel.setRelations(RelationListDialog.java:527)
	at org.openstreetmap.josm.gui.dialogs.RelationListDialog.initFromLayer(RelationListDialog.java:169)
	at org.openstreetmap.josm.gui.dialogs.RelationListDialog.activeLayerChange(RelationListDialog.java:695)
	at org.openstreetmap.josm.gui.MapView.fireActiveLayerChanged(MapView.java:234)
	at org.openstreetmap.josm.gui.MapView.removeLayer(MapView.java:272)
	at org.openstreetmap.josm.Main.removeLayer(Main.java:189)
	at org.openstreetmap.josm.gui.dialogs.LayerListDialog$DeleteLayerAction.actionPerformed(LayerListDialog.java:336)
	at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
	at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
	at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
	at java.awt.Component.processMouseEvent(Unknown Source)
	at javax.swing.JComponent.processMouseEvent(Unknown Source)
	at java.awt.Component.processEvent(Unknown Source)
	at java.awt.Container.processEvent(Unknown Source)
	at java.awt.Component.dispatchEventImpl(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Window.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.run(Unknown Source)

}}}

The layer is not removed, but looses focus. No other layer has focus either."	defect	closed	major		Core	latest	fixed