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java.lang.NullPointerException at java.lang.String.compareTo(String.java:1139) at magic.model.MagicCardDefinition$3.compare(MagicCardDefinition.java:928) at magic.model.MagicCardDefinition$3.compare(MagicCardDefinition.java:925) at magic.model.MagicCondensedCardDefinition$5.compare(MagicCondensedCardDefinition.java:68) at magic.model.MagicCondensedCardDefinition$5.compare(MagicCondensedCardDefinition.java:65) at java.util.TimSort.countRunAndMakeAscending(TimSort.java:324) at java.util.TimSort.sort(TimSort.java:189) at java.util.TimSort.sort(TimSort.java:173) at java.util.Arrays.sort(Arrays.java:659) at java.util.Collections.sort(Collections.java:217) at magic.ui.cardtable.CardTableModel.setCards(CardTableModel.java:118) at magic.ui.cardtable.CardTable.setCards(CardTable.java:196) at magic.ui.screen.DecksScreen$ScreenContent.setDeck(DecksScreen.java:236) at magic.ui.widget.deck.DeckPicker$3$1.run(DeckPicker.java:248) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:312) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:745) at java.awt.EventQueue.access$300(EventQueue.java:103) at java.awt.EventQueue$3.run(EventQueue.java:706) at java.awt.EventQueue$3.run(EventQueue.java:704) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76) at java.awt.EventQueue.dispatchEvent(EventQueue.java:715) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138) at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)