FIX cardDb bug for lazy card loading when issuing a request with a non-existing set code.

Code FIX + Test

forge-core/src/main/java/forge/card/CardDb.java

@@ -249,6 +249,8 @@ public final class CardDb implements ICardDatabase, IDeckGenPool {
             }
         } else {
             CardEdition e = editions.get(setCode);
+            if (e == null)
+                return;  // wrong set code - nothing we can do here!
             List<CardInSet> cardsInSet = e.getCardInSet(cardName);  // empty collection if not present
             for (CardInSet cis : cardsInSet) {
                 addSetCard(e, cis, cr);

forge-gui-desktop/src/test/java/forge/card/CardDbTestLazyCardLoading.java

@@ -89,4 +89,29 @@ public class CardDbTestLazyCardLoading extends ForgeCardMockTestCase {
         assertNotNull(aetherVialCard);
         assertEquals(aetherVialCard.getName(), expectedCardName);
     }
+
+    @Test
+    public void tesLoadAndGetUnsupportedCardHavingWrongSetCode(){
+        String cardName = "Dominating Licid";
+        String wrongSetCode = "AA";
+        String expectedSetCode = CardEdition.UNKNOWN.getCode();
+        CardRarity expectedCardRarity = CardRarity.Unknown;
+
+        PaperCard dominatingLycidCard = this.cardDb.getCard(cardName);
+        assertNull(dominatingLycidCard);
+
+        // Load the Card (just card name
+        FModel.getMagicDb().attemptToLoadCard(cardName, wrongSetCode);
+
+        dominatingLycidCard = this.cardDb.getCard(cardName);
+        assertNull(dominatingLycidCard);  // card still not found
+
+        // Resorting to Unsupported Card Request
+        String cardRequest = CardDb.CardRequest.compose(cardName, wrongSetCode);
+        dominatingLycidCard = this.cardDb.createUnsupportedCard(cardRequest);
+        assertNotNull(dominatingLycidCard);
+        assertEquals(dominatingLycidCard.getName(), cardName);
+        assertEquals(dominatingLycidCard.getEdition(), expectedSetCode);
+        assertEquals(dominatingLycidCard.getRarity(), expectedCardRarity);
+    }
 }