diff --git a/src/main/java/de/fanta/challenges/Challenges.java b/src/main/java/de/fanta/challenges/Challenges.java
index 6394ee8..379ed0f 100644
--- a/src/main/java/de/fanta/challenges/Challenges.java
+++ b/src/main/java/de/fanta/challenges/Challenges.java
@@ -36,6 +36,7 @@
 import java.util.List;
 import java.util.Random;
 import java.util.UUID;
+import java.util.logging.Level;
 import java.util.logging.Logger;
 import java.util.stream.Collectors;
 
@@ -189,8 +190,13 @@
             AllItemsChallenge.start();
         }
         for (String string : getItemConfig().getStringList("items")) {
-            Material material = Material.valueOf(string);
-            not_available_materials.add(material);
+            try {
+                Material material = Material.valueOf(string);
+                not_available_materials.add(material);
+            } catch (IllegalArgumentException ex) {
+                Bukkit.getLogger().log(Level.INFO, "Some items could not be loaded into the ItemGroup");
+            }
+
         }
 
         for (Material material : Material.values()) {
diff --git a/src/main/java/de/fanta/challenges/commands/CommandRegistration.java b/src/main/java/de/fanta/challenges/commands/CommandRegistration.java
index ce09463..ca69366 100644
--- a/src/main/java/de/fanta/challenges/commands/CommandRegistration.java
+++ b/src/main/java/de/fanta/challenges/commands/CommandRegistration.java
@@ -74,7 +74,9 @@
         coordsRouter.addCommandMapping(new CoordsGetCommand(plugin), "get");
         coordsRouter.addCommandMapping(new CoordsSaveCommand(plugin), "save");
         coordsRouter.addCommandMapping(new CoordsDeleteCommand(), "delete");
-        coordsRouter.addCommandMapping(new CoordsTargetCommand(plugin), "target");
+        if (plugin.getProtocolVersion() >= 759) {
+            coordsRouter.addCommandMapping(new CoordsTargetCommand(plugin), "target");
+        }
 
         CommandRouter hpRouter = new CommandRouter(plugin.getCommand("hp"));
         hpRouter.addCommandMapping(new HPAddCommand(plugin), "add");
diff --git a/src/main/java/de/fanta/challenges/guis/settingsgui/ChallengesGui.java b/src/main/java/de/fanta/challenges/guis/settingsgui/ChallengesGui.java
index 6baa4b1..e3094f0 100644
--- a/src/main/java/de/fanta/challenges/guis/settingsgui/ChallengesGui.java
+++ b/src/main/java/de/fanta/challenges/guis/settingsgui/ChallengesGui.java
@@ -125,6 +125,9 @@
                 }
             }
             case WORLD_BORDER_LEVEL_INDEX -> {
+                if (plugin.getProtocolVersion() < 759) {
+                    return;
+                }
                 if (plugin.getConfig().getBoolean("worldborderlevel")) {
                     GUIUtils.setConfig("worldborderlevel", false);
                     for (Player pp : Bukkit.getOnlinePlayers()) {
diff --git a/src/main/java/de/fanta/challenges/listeners/EventRegistration.java b/src/main/java/de/fanta/challenges/listeners/EventRegistration.java
index b87e9f1..6782464 100644
--- a/src/main/java/de/fanta/challenges/listeners/EventRegistration.java
+++ b/src/main/java/de/fanta/challenges/listeners/EventRegistration.java
@@ -51,7 +51,6 @@
         pM.registerEvents(new EntityListener(), plugin);
         pM.registerEvents(new PlayerListener(), plugin);
         pM.registerEvents(new VoidListener(), plugin);
-        pM.registerEvents(new CoordsTargeter(), plugin);
 
         pM.registerEvents(new WindowManager(), plugin);
         pM.registerEvents(new EventItemsGui(), plugin);
@@ -88,11 +87,15 @@
         pM.registerEvents(new IceRunnerChallenge(), plugin);
         pM.registerEvents(new RandomMobChallenge(), plugin);
         pM.registerEvents(new BedrockWallChallenge(), plugin);
-        pM.registerEvents(new WorldBorderLevelChallenge(), plugin);
         pM.registerEvents(new SammelFieberChallengeEvent(), plugin);
         pM.registerEvents(new OreBattle(), plugin);
         pM.registerEvents(new ForceItemChallengeEvent(), plugin);
 
+        if (plugin.getProtocolVersion() >= 759) {
+            pM.registerEvents(new WorldBorderLevelChallenge(), plugin);
+            pM.registerEvents(new CoordsTargeter(), plugin);
+        }
+
         pM.registerEvents(new CheckItemsGUI(), plugin);
 
         pM.registerEvents(new ForceItemChallengeEvent.AcceptGUI(), plugin);