diff --git a/src/main/java/me/goodandevil/skyblock/island/Island.java b/src/main/java/me/goodandevil/skyblock/island/Island.java
index 2edcb066..f722928f 100644
--- a/src/main/java/me/goodandevil/skyblock/island/Island.java
+++ b/src/main/java/me/goodandevil/skyblock/island/Island.java
@@ -182,7 +182,13 @@ public class Island {
 
 			save();
 
-			PlayerData playerData = skyblock.getPlayerDataManager().getPlayerData(Bukkit.getServer().getPlayer(ownerUUID));
+			Player onlinePlayer = Bukkit.getServer().getPlayer(ownerUUID);
+
+			if (!skyblock.getPlayerDataManager().hasPlayerData(onlinePlayer)) {
+				skyblock.getPlayerDataManager().createPlayerData(onlinePlayer);
+			}
+
+			PlayerData playerData = skyblock.getPlayerDataManager().getPlayerData(onlinePlayer);
 			playerData.setPlaytime(0);
 			playerData.setOwner(ownerUUID);
 			playerData.setMemberSince(new SimpleDateFormat("dd/MM/yyyy HH:mm:ss").format(new Date()));
diff --git a/src/main/java/me/goodandevil/skyblock/island/IslandManager.java b/src/main/java/me/goodandevil/skyblock/island/IslandManager.java
index 18cebc04..61cf28cb 100644
--- a/src/main/java/me/goodandevil/skyblock/island/IslandManager.java
+++ b/src/main/java/me/goodandevil/skyblock/island/IslandManager.java
@@ -1402,10 +1402,6 @@ public class IslandManager {
         if (islandLocation == null)
             return false;
 
-        double size = island.getRadius();
-        if (size % 2 == 1)
-            size++;
-
-        return LocationUtil.isLocationAtLocationRadius(location.clone().add(0.5, 0, 0.5), islandLocation, size);
+        return LocationUtil.isLocationAtLocationRadius(location.clone().add(0.5, 0, 0.5), islandLocation, island.getRadius() + 1);
     }
 }
diff --git a/src/main/java/me/goodandevil/skyblock/listeners/Interact.java b/src/main/java/me/goodandevil/skyblock/listeners/Interact.java
index 7b35af35..2275d5b1 100644
--- a/src/main/java/me/goodandevil/skyblock/listeners/Interact.java
+++ b/src/main/java/me/goodandevil/skyblock/listeners/Interact.java
@@ -46,6 +46,7 @@ import me.goodandevil.skyblock.utils.structure.StructureUtil;
 import me.goodandevil.skyblock.utils.version.Materials;
 import me.goodandevil.skyblock.utils.version.NMSUtil;
 import me.goodandevil.skyblock.utils.version.Sounds;
+import org.bukkit.material.Cauldron;
 
 public class Interact implements Listener {
 
@@ -109,6 +110,17 @@ public class Interact implements Listener {
 									.getFileConfiguration().getString("Island.Settings.Permission.Message"));
 					soundManager.playSound(player, Sounds.VILLAGER_NO.bukkitSound(), 1.0F, 1.0F);
 
+					return;
+				}
+			} else if (block.getState() instanceof Cauldron) { // WildStacker stackables
+				if (!islandManager.hasPermission(player, block.getLocation(), "Place") || !islandManager.hasPermission(player, block.getLocation(), "Destroy")) {
+					event.setCancelled(true);
+
+					messageManager.sendMessage(player,
+							skyblock.getFileManager().getConfig(new File(skyblock.getDataFolder(), "language.yml"))
+									.getFileConfiguration().getString("Island.Settings.Permission.Message"));
+					soundManager.playSound(player, Sounds.VILLAGER_NO.bukkitSound(), 1.0F, 1.0F);
+
 					return;
 				}
 			}
@@ -163,7 +175,8 @@ public class Interact implements Listener {
 				Location location = event.getClickedBlock().getLocation();
 				if (stackableManager.isStacked(location)) {
 					Stackable stackable = stackableManager.getStack(location, event.getMaterial());
-					stackable.addOne();
+					if (stackable != null)
+						stackable.addOne();
 				} else {
 					stackableManager.addStack(new Stackable(location, event.getMaterial()));
 				}
@@ -186,7 +199,19 @@ public class Interact implements Listener {
 
 				level.setMaterialAmount(materials.name(), materialAmount + 1);
 			}
-			if (block.getType() == Material.ANVIL) {
+
+			if (block.getType() == Materials.SWEET_BERRY_BUSH.parseMaterial()) {
+				if (!islandManager.hasPermission(player, block.getLocation(), "Destroy")) {
+					event.setCancelled(true);
+
+					messageManager.sendMessage(player,
+							skyblock.getFileManager().getConfig(new File(skyblock.getDataFolder(), "language.yml"))
+									.getFileConfiguration().getString("Island.Settings.Permission.Message"));
+					soundManager.playSound(player, Sounds.VILLAGER_NO.bukkitSound(), 1.0F, 1.0F);
+
+					return;
+				}
+			} else if (block.getType() == Material.ANVIL) {
 				if (!islandManager.hasPermission(player, block.getLocation(), "Anvil")) {
 					event.setCancelled(true);
 
diff --git a/src/main/java/me/goodandevil/skyblock/stackable/StackableManager.java b/src/main/java/me/goodandevil/skyblock/stackable/StackableManager.java
index 5439a53b..f58728c5 100644
--- a/src/main/java/me/goodandevil/skyblock/stackable/StackableManager.java
+++ b/src/main/java/me/goodandevil/skyblock/stackable/StackableManager.java
@@ -84,7 +84,7 @@ public class StackableManager {
     public Stackable getStack(Location location, Material material) {
         Stackable stackable = stacks.get(location);
 
-        if (stackable.getMaterial() == material)
+        if (stackable != null && stackable.getMaterial() == material)
             return stacks.get(location);
         else
             return null;