Index: /trunk/src/org/openstreetmap/josm/data/osm/visitor/paint/MapRendererFactory.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/data/osm/visitor/paint/MapRendererFactory.java	(revision 4195)
+++ /trunk/src/org/openstreetmap/josm/data/osm/visitor/paint/MapRendererFactory.java	(revision 4196)
@@ -130,5 +130,5 @@
         }
 
-        String rendererClassName = Main.pref.get(PREF_KEY_RENDERER_CLASS_NAME);
+        String rendererClassName = Main.pref.get(PREF_KEY_RENDERER_CLASS_NAME, null);
         if (rendererClassName != null) {
             activateMapRenderer(rendererClassName);
Index: /trunk/src/org/openstreetmap/josm/io/DefaultProxySelector.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/io/DefaultProxySelector.java	(revision 4195)
+++ /trunk/src/org/openstreetmap/josm/io/DefaultProxySelector.java	(revision 4196)
@@ -98,6 +98,4 @@
         String value = Main.pref.get(ProxyPreferencesPanel.PROXY_POLICY);
         if (value.length() == 0) {
-            System.err.println(tr("Warning: no preference ''{0}'' found.", ProxyPreferencesPanel.PROXY_POLICY));
-            System.err.println(tr("The proxy will not be used."));
             proxyPolicy = ProxyPolicy.NO_PROXY;
         } else {