fix for NPE during search

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@4552 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/plasma/plasmaSearchRankingProcess.java

@@ -184,7 +184,9 @@ public final class plasmaSearchRankingProcess {
             }
             
             // count domZones
-            System.out.println("DEBUG domDomain dom=" + wordIndex.loadedURL.load(iEntry.urlHash, iEntry, 0).comp().url().getHost() + ", zone=" + yacyURL.domDomain(iEntry.urlHash()));
+            indexURLEntry uentry = wordIndex.loadedURL.load(iEntry.urlHash, iEntry, 0);
+            yacyURL uurl = (uentry == null) ? null : uentry.comp().url();
+            System.out.println("DEBUG domDomain dom=" + ((uurl == null) ? "null" : uurl.getHost()) + ", zone=" + yacyURL.domDomain(iEntry.urlHash()));
             this.domZones[yacyURL.domDomain(iEntry.urlHash())]++;
             
             // insert