You can't transfer card to the same bearer ("Horn of Boromir")

gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/AbstractAttachableFPPossession.java

@@ -61,6 +61,7 @@ public abstract class AbstractAttachableFPPossession extends AbstractAttachable
             }
 
             validTransferFilter = Filters.and(validTransferFilter,
+                    Filters.not(Filters.sameCard(self.getAttachedTo())),
                     new Filter() {
                         @Override
                         public boolean accepts(GameState gameState, ModifiersQuerying modifiersQuerying, PhysicalCard physicalCard) {

gemp-lotr/gemp-lotr-web/src/main/webapp/includes/changeLog.html

@@ -7,6 +7,7 @@
 - "Goblin Swarms" no longer highlights in hand if Goblin can be stacked
 - Added animations to cards entering play
 - Cereborn now correctly exerts itself for his ability.
+- You can't transfer card to the same bearer ("Horn of Boromir")
 
 <b>6 Oct. 2011</b>
 - "Hollowing of Isengard" now correctly discards itself upon use.