diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/SlimefunPlugin.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/SlimefunPlugin.java
index 40a622ce6..ddb6cfa5c 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/SlimefunPlugin.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/SlimefunPlugin.java
@@ -270,12 +270,20 @@ public final class SlimefunPlugin extends JavaPlugin implements SlimefunAddon {
             // Clear the Slimefun Guide History upon Player Leaving
             new PlayerProfileListener(this);
 
-            // Initiating various Stuff and all Items with a slightly delay (0ms after the Server finished loading)
+            // Initiating various Stuff and all items with a slight delay (0ms after the Server finished loading)
             Slimefun.runSync(new SlimefunStartupTask(this, () -> {
                 protections = new ProtectionManager(getServer());
                 textureService.register(registry.getAllSlimefunItems(), true);
                 permissionsService.register(registry.getAllSlimefunItems(), true);
-                recipeService.refresh();
+
+                // This try/catch should prevent buggy Spigot builds from blocking item loading
+                try {
+                    recipeService.refresh();
+                }
+                catch (Exception | LinkageError x) {
+                    getLogger().log(Level.SEVERE, x, () -> "An Exception occured while iterating through the Recipe list on Minecraft Version " + minecraftVersion.getName() + " (Slimefun v" + getVersion() + ")");
+                }
+
             }), 0);
 
             // Setting up the command /sf and all subcommands
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/GrapplingHookListener.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/GrapplingHookListener.java
index 49ada3a45..f71d7bb7f 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/GrapplingHookListener.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/GrapplingHookListener.java
@@ -18,6 +18,7 @@ import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
 import org.bukkit.event.entity.EntityPortalEnterEvent;
 import org.bukkit.event.entity.ProjectileHitEvent;
 import org.bukkit.event.hanging.HangingBreakByEntityEvent;
+import org.bukkit.event.player.PlayerKickEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
 import org.bukkit.util.Vector;
 
@@ -99,6 +100,17 @@ public class GrapplingHookListener implements Listener {
         invulnerability.remove(uuid);
     }
 
+    @EventHandler
+    public void onLeave(PlayerKickEvent e) {
+        if (!isEnabled()) {
+            return;
+        }
+
+        UUID uuid = e.getPlayer().getUniqueId();
+        activeHooks.remove(uuid);
+        invulnerability.remove(uuid);
+    }
+
     @EventHandler
     public void onFallDamage(EntityDamageEvent e) {
         if (!isEnabled()) {