QuestEventChallenge are keyed by id in their storage.

The storage reader will print a warnings in console when you are trying to load a second object with same id.

src/main/java/forge/deck/DeckgenUtil.java

@@ -109,20 +109,12 @@ public class DeckgenUtil {
         return Singletons.getModel().getDecks().getConstructed().get(selection[0]);
     }
 
-    /**
-     * Gets a quest deck.
-     * 
-     * @param selection {java.lang.String}
-     * @return {@link forge.deck.Deck}
-     */
-    public static Deck buildQuestDeck(final String[] selection) {
-        return getQuestEvent(selection[0]).getEventDeck();
-    }
-
     public static QuestEvent getQuestEvent(final String name) {
         QuestController qCtrl = Singletons.getModel().getQuest();
-        QuestEventChallenge challenge = qCtrl.getChallenges().get(name);
+        for(QuestEventChallenge challenge : qCtrl.getChallenges()) {
-        if( null != challenge ) return challenge;
+            if( challenge.getTitle().equals(name) )
+                return challenge;
+        }
 
         QuestEventDuel duel = Iterables.find(qCtrl.getDuelsManager().getAllDuels(), new Predicate<QuestEventDuel>() {
             @Override public boolean apply(QuestEventDuel in) { return in.getName().equals(name); } 

src/main/java/forge/gui/home/quest/CSubmenuChallenges.java

@@ -133,11 +133,9 @@ public enum CSubmenuChallenges implements ICDoc {
 
         view.getPnlChallenges().removeAll();
         qCtrl.regenerateChallenges();
-        final List<String> ids = qCtrl.getAchievements().getCurrentChallenges();
         final List<QuestEventChallenge> challenges = new ArrayList<QuestEventChallenge>();
-        for(final QuestEventChallenge qc : qCtrl.getChallenges()) {
+        for(String id : qCtrl.getAchievements().getCurrentChallenges()) {
-            if(ids.contains(qc.getId()))
+            challenges.add(qCtrl.getChallenges().get(id));
-            challenges.add(qc);
         }
 
         JXButtonPanel grpPanel = new JXButtonPanel();

src/main/java/forge/quest/QuestEvent.java

@@ -50,10 +50,6 @@ public abstract class QuestEvent implements IHasIcon {
     public static final Function<QuestEvent, String> FN_GET_NAME = new Function<QuestEvent, String>() {
         @Override public final String apply(QuestEvent qe) { return qe.name; }  
     };
-    public static final Function<QuestEvent, String> FN_GET_TITLE = new Function<QuestEvent, String>() {
-        @Override public final String apply(QuestEvent qe) { return qe.title; }  
-    };
-
     
     public final String getTitle() {
         return this.title;

src/main/java/forge/quest/QuestEventChallenge.java

@@ -20,6 +20,8 @@ package forge.quest;
 import java.util.ArrayList;
 import java.util.List;
 
+import com.google.common.base.Function;
+
 /**
  * <p>
  * QuestQuest class.
@@ -30,6 +32,10 @@ import java.util.List;
  * 
  */
 public class QuestEventChallenge extends QuestEvent {
+    public static final Function<QuestEventChallenge, String> FN_GET_ID = new Function<QuestEventChallenge, String>() {
+        @Override public final String apply(QuestEventChallenge qe) { return qe.id; }  
+    };
+
     // ID (default -1, should be explicitly set at later time.)
     /** The id. */
     private String id = "-1";

src/main/java/forge/quest/io/QuestChallengeReader.java

@@ -9,7 +9,6 @@ import java.util.Map;
 import forge.ImageCache;
 import forge.deck.Deck;
 import forge.deck.io.DeckSerializer;
-import forge.quest.QuestEvent;
 import forge.quest.QuestEventChallenge;
 import forge.quest.QuestEventDifficulty;
 import forge.util.FileSection;
@@ -19,7 +18,7 @@ import forge.util.storage.StorageReaderFolder;
 
 public class QuestChallengeReader extends StorageReaderFolder<QuestEventChallenge> {
     public QuestChallengeReader(File deckDir0) {
-        super(deckDir0, QuestEvent.FN_GET_TITLE);
+        super(deckDir0, QuestEventChallenge.FN_GET_ID);
         // TODO Auto-generated constructor stub
     }
 

src/main/java/forge/util/storage/StorageReaderFile.java

@@ -84,7 +84,11 @@ public abstract class StorageReaderFile<T> implements IItemReader<T> {
             }
 
             idx++;
-            result.put(this.keySelector.apply(item), item);
+            String newKey = keySelector.apply(item);
+            if( result.containsKey(newKey))
+                System.err.println("StorageReader: Overwriting an object with key " + newKey);
+            
+            result.put(newKey, item);
         }
 
         return result;

src/main/java/forge/util/storage/StorageReaderFileSections.java

@@ -90,7 +90,11 @@ public abstract class StorageReaderFileSections<T> implements IItemReader<T> {
         if ( !accumulator.isEmpty() ) {
             T item = readItem(header, accumulator, idx);
             if( item != null ) {
-                result.put(this.keySelector.apply(item), item);
+                String newKey = keySelector.apply(item);
+                if( result.containsKey(newKey))
+                    System.err.println("StorageReader: Overwriting an object with key " + newKey);
+                
+                result.put(newKey, item);
             }
         }
         return result;

src/main/java/forge/util/storage/StorageReaderFolder.java

@@ -104,7 +104,11 @@ public abstract class StorageReaderFolder<T> implements IItemReader<T> {
                     JOptionPane.showMessageDialog(null, msg);
                     continue;
                 }
-                result.put(keySelector.apply(newDeck), newDeck);
+                String newKey = keySelector.apply(newDeck);
+                if( result.containsKey(newKey))
+                    System.err.println("StorageReader: Overwriting an object with key " + newKey);
+                
+                result.put(newKey, newDeck);
             } catch (final OldDeckFileFormatException ex) {
                 if (!hasWarnedOfOldFormat) {
                     JOptionPane