fix for http://forum.yacy-websuche.de/viewtopic.php?p=20017#p20017

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@6858 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/net/yacy/kelondro/table/Table.java

@@ -599,10 +599,14 @@ public class Table implements ObjectIndex, Iterable<Row.Entry> {
                     table = null;
                 }
 
-                file.cleanLast(p, 0);
+                while (file.size() > 0) {
-                file.put(i, p, 0);
+                    file.cleanLast(p, 0);
-                final Row.Entry lr = rowdef.newEntry(p);
+                    final Row.Entry lr = rowdef.newEntry(p);
-                index.put(lr.getPrimaryKeyBytes(), i);
+                    if (lr == null) continue; // in case that p is not well-formed lr may be null
+                    file.put(i, p, 0);
+                    index.put(lr.getPrimaryKeyBytes(), i);
+                    break;
+                }
             }
         }
     }