fix for http://forum.yacy-websuche.de/viewtopic.php?f=6&t=192&hilit=&p=1034#p1034

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@3996 6c8d7289-2bf4-0310-a012-ef5d649a1542

htroot/yacy/hello.java

@@ -87,7 +87,7 @@ public final class hello {
         final yacySeed remoteSeed = yacySeed.genRemoteSeed(seed, key, false);
 
 //      System.out.println("YACYHELLO: REMOTESEED=" + ((remoteSeed == null) ? "NULL" : remoteSeed.toString()));
-        if (remoteSeed == null) { return null; }
+        if ((remoteSeed == null) || (remoteSeed.hash == null)) { return null; }
         
 //      final String properTest = remoteSeed.isProper();
         // The remote peer might not know its IP yet, so don't abort if the IP check fails

source/de/anomic/kelondro/kelondroAbstractOrder.java

@@ -75,7 +75,7 @@ public abstract class kelondroAbstractOrder implements kelondroOrder {
         } /* else if ((a instanceof Integer) && (b instanceof Integer)) {
             return ((Integer) a).compareTo((Integer) b);
         } */ else
-            throw new IllegalArgumentException("Object type or Object type combination not supported: a=" + a + "[" + a.getClass().getName() + "], b=" + b + "[" + b.getClass().getName() + "]");
+            throw new IllegalArgumentException("Object type or Object type combination not supported: a=" + a + "[" + ((a == null) ? "" : a.getClass().getName()) + "], b=" + b + "[" + ((b == null) ? "" : b.getClass().getName()) + "]");
     }
 
     public byte[] zero() {