Index: /trunk/src/org/openstreetmap/josm/plugins/ReadRemotePluginInformationTask.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/plugins/ReadRemotePluginInformationTask.java	(revision 3230)
+++ /trunk/src/org/openstreetmap/josm/plugins/ReadRemotePluginInformationTask.java	(revision 3231)
@@ -248,5 +248,5 @@
             getProgressMonitor().subTask(tr("Processing plugin list from site ''{0}''", site));
             String list = downloadPluginList(site, getProgressMonitor().createSubTaskMonitor(0, false));
-            if (canceled) return;
+            if (canceled || list == null) return;
             getProgressMonitor().worked(1);
             cachePluginList(site, list);