bugfix for

http://www.yacy-forum.de/viewtopic.php?p=27207#27207
and
http://www.yacy-forum.de/viewtopic.php?p=27219#27219

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@2875 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/kelondro/kelondroCollectionIndex.java

@@ -161,7 +161,7 @@ public class kelondroCollectionIndex {
                     
                     // write a log
                     if (System.currentTimeMillis() - lastlog > 30000) {
-                        serverLog.logFine("STARTUP", "created " + j + " RWI index entries. " + (((System.currentTimeMillis() - start) * (array.USAGE.allCount() - j) / j) / 60000) + " minutes remaining for this array");
+                        serverLog.logFine("STARTUP", "created " + j + " RWI index entries. " + (((System.currentTimeMillis() - start) * (array.USAGE.allCount() - j) / ((j == 0) ? 1 : j)) / 60000) + " minutes remaining for this array");
                         lastlog = System.currentTimeMillis();
                     }
                 }

source/de/anomic/plasma/plasmaCrawlLURLOldEntry.java

@@ -247,7 +247,7 @@ public class plasmaCrawlLURLOldEntry implements plasmaCrawlLURLEntry {
     }
 
     public String language() {
-        return language;
+        return (language == null) ? "en" : language;
     }
 
     public int size() {