id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
392	NPE when merging	Gabriel Ebner <ge@…>	framm	"I was downloading one bbox, then one overlapping with it and got an NPE.  The nodes from the new bbox were merged, but some ways were missing afterwards.  (Unfortunately I can't reproduce it anymore.)

{{{
download: http://www.openstreetmap.org/api/0.5/map?bbox=16.300458551651065,48.19654985374259,16.304897063136416,48.19915047919847
got return: 200
java.lang.RuntimeException: java.lang.reflect.InvocationTargetException
        at org.openstreetmap.josm.gui.PleaseWaitRunnable.closeDialog(PleaseWaitRunnable.java:146)
        at org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.java:95)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
        at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.reflect.InvocationTargetException
        at java.awt.EventQueue.invokeAndWait(EventQueue.java:997)
        at org.openstreetmap.josm.gui.PleaseWaitRunnable.closeDialog(PleaseWaitRunnable.java:142)
        ... 4 more
Caused by: java.lang.NullPointerException
        at java.util.regex.Matcher.getTextLength(Matcher.java:1140)
        at java.util.regex.Matcher.reset(Matcher.java:291)
        at java.util.regex.Matcher.<init>(Matcher.java:211)
        at java.util.regex.Pattern.matcher(Pattern.java:888)
        at org.openstreetmap.josm.tools.DateParser.parse(DateParser.java:35)
        at org.openstreetmap.josm.data.osm.OsmPrimitive.getTimestamp(OsmPrimitive.java:127)
        at org.openstreetmap.josm.data.osm.visitor.MergeVisitor.mergeAfterId(MergeVisitor.java:311)
        at org.openstreetmap.josm.data.osm.visitor.MergeVisitor.visit(MergeVisitor.java:91)
        at org.openstreetmap.josm.data.osm.Way.visit(Way.java:23)
        at org.openstreetmap.josm.gui.layer.OsmDataLayer.mergeFrom(OsmDataLayer.java:174)
        at org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask$Task.finish(DownloadOsmTask.java:49)
        at org.openstreetmap.josm.gui.PleaseWaitRunnable$4.run(PleaseWaitRunnable.java:128)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:199)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:177)
        at java.awt.Dialog$1.run(Dialog.java:1039)
        at java.awt.Dialog$3.run(Dialog.java:1091)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.awt.Dialog.show(Dialog.java:1089)
        at java.awt.Component.show(Component.java:1419)
        at java.awt.Component.setVisible(Component.java:1372)
        at java.awt.Window.setVisible(Window.java:801)
        at java.awt.Dialog.setVisible(Dialog.java:979)
        at org.openstreetmap.josm.gui.PleaseWaitRunnable$3.run(PleaseWaitRunnable.java:78)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)
}}}"	defect	closed	major		Core		fixed