diff --git a/forge-game/src/main/java/forge/game/ability/effects/ChangeZoneEffect.java b/forge-game/src/main/java/forge/game/ability/effects/ChangeZoneEffect.java
index 5e72cd9fdf4..dcf79e209af 100644
--- a/forge-game/src/main/java/forge/game/ability/effects/ChangeZoneEffect.java
+++ b/forge-game/src/main/java/forge/game/ability/effects/ChangeZoneEffect.java
@@ -891,7 +891,7 @@ public class ChangeZoneEffect extends SpellAbilityEffect {
             // ensure that selection is within maximum allowed changeNum
             do {
                 selectedCards = decider.getController().chooseCardsForZoneChange(destination, origin, sa, fetchList, delayedReveal, selectPrompt, decider);
-            } while (selectedCards.size() > changeNum);
+            } while (selectedCards != null && selectedCards.size() > changeNum);
             for (Card card : selectedCards) {
                 chosenCards.add(card);
             };
diff --git a/forge-gui-desktop/src/main/java/forge/screens/home/online/CSubmenuOnlineLobby.java b/forge-gui-desktop/src/main/java/forge/screens/home/online/CSubmenuOnlineLobby.java
index 2a266eca88a..76ecd651a30 100644
--- a/forge-gui-desktop/src/main/java/forge/screens/home/online/CSubmenuOnlineLobby.java
+++ b/forge-gui-desktop/src/main/java/forge/screens/home/online/CSubmenuOnlineLobby.java
@@ -1,5 +1,6 @@
 package forge.screens.home.online;
 
+import java.net.BindException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -7,6 +8,7 @@ import javax.swing.JMenu;
 import javax.swing.SwingUtilities;
 
 import forge.FThreads;
+import forge.error.BugReporter;
 import forge.gui.FNetOverlay;
 import forge.gui.SOverlayUtils;
 import forge.gui.framework.EDocID;
@@ -19,6 +21,7 @@ import forge.screens.home.CHomeUI;
 import forge.screens.home.CLobby;
 import forge.screens.home.VLobby;
 import forge.screens.home.sanctioned.ConstructedGameMenu;
+import forge.util.gui.SOptionPane;
 
 public enum CSubmenuOnlineLobby implements ICDoc, IMenuProvider {
     SINGLETON_INSTANCE;
@@ -41,7 +44,18 @@ public enum CSubmenuOnlineLobby implements ICDoc, IMenuProvider {
                     join(url);
                 }
                 else {
-                    host();
+                    try {
+                        host();
+                    } catch (Exception ex) {
+                        // IntelliJ swears that BindException isn't thrown in this try block, but it is!
+                        if (ex.getClass() == BindException.class) {
+                            SOptionPane.showErrorDialog("Unable to start server, port already in use!");
+                            SOverlayUtils.hideOverlay();
+                        } else {
+                            BugReporter.reportException(ex);
+                        }
+                        ;
+                    }
                 }
             }
         });
diff --git a/forge-gui/src/main/java/forge/player/PlayerControllerHuman.java b/forge-gui/src/main/java/forge/player/PlayerControllerHuman.java
index c86b17dc87f..27641f27c17 100644
--- a/forge-gui/src/main/java/forge/player/PlayerControllerHuman.java
+++ b/forge-gui/src/main/java/forge/player/PlayerControllerHuman.java
@@ -18,6 +18,7 @@ import forge.control.FControlGamePlayback;
 import forge.deck.CardPool;
 import forge.deck.Deck;
 import forge.deck.DeckSection;
+import forge.error.BugReporter;
 import forge.events.UiEventNextGameDecision;
 import forge.game.*;
 import forge.game.ability.AbilityFactory;
@@ -60,6 +61,7 @@ import forge.util.TextUtil;
 import forge.util.collect.FCollection;
 import forge.util.collect.FCollectionView;
 import forge.util.gui.SOptionPane;
+import io.sentry.Sentry;
 import org.apache.commons.lang3.Range;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.tuple.ImmutablePair;
@@ -458,6 +460,11 @@ public class PlayerControllerHuman extends PlayerController implements IGameCont
     @Override
     public <T extends GameEntity> List<T> chooseEntitiesForEffect(final FCollectionView<T> optionList,
             final DelayedReveal delayedReveal, final SpellAbility sa, final String title, final Player targetedPlayer) {
+
+        // useful details for debugging problems with the mass select logic
+        Sentry.getContext().addExtra("Card", sa.getCardView().toString());
+        Sentry.getContext().addExtra("SpellAbility", sa.toString());
+
         // Human is supposed to read the message and understand from it what to
         // choose
         if (optionList.isEmpty()) {
@@ -493,7 +500,7 @@ public class PlayerControllerHuman extends PlayerController implements IGameCont
             input.setCancelAllowed(true);
             input.setMessage(MessageUtil.formatMessage(title, player, targetedPlayer));
             input.showAndWait();
-            return (List<T>) Iterables.getFirst(input.getSelected(), null);
+            return (List<T>) input.getSelected();
         }
 
         tempShow(optionList);