Build 51

# Fixed IOOBE when items are set in a container at a slot greater than the container size.
# Fixed NPE when a flower pot is placed without content when a structure is pasted on island creation.
# Fixed NPE when saving a structure with flower pots for 1.10-1.12 servers
# Fixed NSME when a flower pot is placed when a structure is pasted on island creation.
# Fixed permission message being sent to a player when they feed a pig with baked or poisonous potatoes when 'AnimalTaming' setting is disabled.
# Fixed permission message being sent to a player when they feed a wolf with cod when 'AnimalTaming' setting is disabled.
# Fixed players being able to feed ocelots with raw salmon, tropical fish, puffer fish when 'AnimalTaming' setting is disabled on 1.13 servers.
# Fixed players being able to feed chickens with beetroot seeds when 'AnimalTaming' setting is disabled.
# Fixed players being able to feed turtles when 'AnimalTaming' setting is disabled.
# Fixed players being able to feed llamas when 'AnimalTaming' setting is disabled.
# Fixed the structure tool selection not working since build 50.
# Fixed events not being unregistered when reloading the plugin.

pom.xml

@@ -2,7 +2,7 @@
     <groupId>com.songoda</groupId>
     <artifactId>SkyBlock</artifactId>
     <modelVersion>4.0.0</modelVersion>
-    <version>50</version>
+    <version>51</version>
     <build>
         <defaultGoal>clean package</defaultGoal>
         <plugins>

src/main/java/me/goodandevil/skyblock/SkyBlock.java

@@ -2,6 +2,7 @@ package me.goodandevil.skyblock;
 
 import java.io.File;
 
+import org.bukkit.event.HandlerList;
 import org.bukkit.generator.ChunkGenerator;
 import org.bukkit.plugin.PluginManager;
 import org.bukkit.plugin.java.JavaPlugin;
@@ -190,6 +191,8 @@ public class SkyBlock extends JavaPlugin {
 		if (this.ownershipManager != null) {
 			this.ownershipManager.onDisable();
 		}
+
+		HandlerList.unregisterAll(this);
 	}
 
 	public static SkyBlock getInstance() {

src/main/java/me/goodandevil/skyblock/listeners/Interact.java

@@ -394,33 +394,6 @@ public class Interact implements Listener {
 					}
 				}
 			}
-
-			if (event.getItem() != null) {
-				try {
-					ItemStack structureTool = StructureUtil.getTool();
-
-					if ((event.getItem().getType() == structureTool.getType()) && (event.getItem().hasItemMeta())
-							&& (event.getItem().getItemMeta().getDisplayName()
-									.equals(structureTool.getItemMeta().getDisplayName()))) {
-						if (player.hasPermission("skyblock.admin.structure.selection")
-								|| player.hasPermission("skyblock.admin.structure.*")
-								|| player.hasPermission("skyblock.admin.*") || player.hasPermission("skyblock.*")) {
-							event.setCancelled(true);
-
-							skyblock.getPlayerDataManager().getPlayerData(player).getArea().setPosition(2,
-									block.getLocation());
-
-							messageManager.sendMessage(player,
-									skyblock.getFileManager()
-											.getConfig(new File(skyblock.getDataFolder(), "language.yml"))
-											.getFileConfiguration().getString("Island.Structure.Tool.Position.Message")
-											.replace("%position", "2"));
-							soundManager.playSound(player, Sounds.WOOD_CLICK.bukkitSound(), 1.0F, 1.0F);
-						}
-					}
-				} catch (Exception e) {
-				}
-			}
 		} else if (event.getAction() == Action.LEFT_CLICK_BLOCK) {
 			if (player.getTargetBlock((Set<Material>) null, 5).getType() == Material.FIRE) {
 				if (!islandManager.hasPermission(player, block.getLocation(), "Fire")) {
@@ -432,33 +405,6 @@ public class Interact implements Listener {
 					soundManager.playSound(player, Sounds.VILLAGER_NO.bukkitSound(), 1.0F, 1.0F);
 				}
 			}
-
-			if (event.getItem() != null) {
-				try {
-					ItemStack structureTool = StructureUtil.getTool();
-
-					if ((event.getItem().getType() == structureTool.getType()) && (event.getItem().hasItemMeta())
-							&& (event.getItem().getItemMeta().getDisplayName()
-									.equals(structureTool.getItemMeta().getDisplayName()))) {
-						if (player.hasPermission("skyblock.admin.structure.selection")
-								|| player.hasPermission("skyblock.admin.structure.*")
-								|| player.hasPermission("skyblock.admin.*") || player.hasPermission("skyblock.*")) {
-							event.setCancelled(true);
-
-							skyblock.getPlayerDataManager().getPlayerData(player).getArea().setPosition(1,
-									block.getLocation());
-
-							messageManager.sendMessage(player,
-									skyblock.getFileManager()
-											.getConfig(new File(skyblock.getDataFolder(), "language.yml"))
-											.getFileConfiguration().getString("Island.Structure.Tool.Position.Message")
-											.replace("%position", "1"));
-							soundManager.playSound(player, Sounds.WOOD_CLICK.bukkitSound(), 1.0F, 1.0F);
-						}
-					}
-				} catch (Exception e) {
-				}
-			}
 		} else if (event.getAction() == Action.PHYSICAL) {
 			if (block.getType() == Materials.FARMLAND.parseMaterial()) {
 				if (!islandManager.hasPermission(player, block.getLocation(), "Crop")) {
@@ -493,6 +439,65 @@ public class Interact implements Listener {
 		}
 	}
 
+	@EventHandler
+	public void onPlayerInteractStructure(PlayerInteractEvent event) {
+		Player player = event.getPlayer();
+
+		MessageManager messageManager = skyblock.getMessageManager();
+		SoundManager soundManager = skyblock.getSoundManager();
+
+		if (event.getItem() != null) {
+			try {
+				if (event.getAction() == Action.LEFT_CLICK_BLOCK) {
+					ItemStack structureTool = StructureUtil.getTool();
+
+					if ((event.getItem().getType() == structureTool.getType()) && (event.getItem().hasItemMeta())
+							&& (event.getItem().getItemMeta().getDisplayName()
+									.equals(structureTool.getItemMeta().getDisplayName()))) {
+						if (player.hasPermission("skyblock.admin.structure.selection")
+								|| player.hasPermission("skyblock.admin.structure.*")
+								|| player.hasPermission("skyblock.admin.*") || player.hasPermission("skyblock.*")) {
+							event.setCancelled(true);
+
+							skyblock.getPlayerDataManager().getPlayerData(player).getArea().setPosition(1,
+									event.getClickedBlock().getLocation());
+
+							messageManager.sendMessage(player,
+									skyblock.getFileManager()
+											.getConfig(new File(skyblock.getDataFolder(), "language.yml"))
+											.getFileConfiguration().getString("Island.Structure.Tool.Position.Message")
+											.replace("%position", "1"));
+							soundManager.playSound(player, Sounds.WOOD_CLICK.bukkitSound(), 1.0F, 1.0F);
+						}
+					}
+				} else if (event.getAction() == Action.RIGHT_CLICK_BLOCK) {
+					ItemStack structureTool = StructureUtil.getTool();
+
+					if ((event.getItem().getType() == structureTool.getType()) && (event.getItem().hasItemMeta())
+							&& (event.getItem().getItemMeta().getDisplayName()
+									.equals(structureTool.getItemMeta().getDisplayName()))) {
+						if (player.hasPermission("skyblock.admin.structure.selection")
+								|| player.hasPermission("skyblock.admin.structure.*")
+								|| player.hasPermission("skyblock.admin.*") || player.hasPermission("skyblock.*")) {
+							event.setCancelled(true);
+
+							skyblock.getPlayerDataManager().getPlayerData(player).getArea().setPosition(2,
+									event.getClickedBlock().getLocation());
+
+							messageManager.sendMessage(player,
+									skyblock.getFileManager()
+											.getConfig(new File(skyblock.getDataFolder(), "language.yml"))
+											.getFileConfiguration().getString("Island.Structure.Tool.Position.Message")
+											.replace("%position", "2"));
+							soundManager.playSound(player, Sounds.WOOD_CLICK.bukkitSound(), 1.0F, 1.0F);
+						}
+					}
+				}
+			} catch (Exception e) {
+			}
+		}
+	}
+
 	@SuppressWarnings("deprecation")
 	@EventHandler
 	public void onPlayerInteractEntity(PlayerInteractEntityEvent event) {
@@ -612,14 +617,19 @@ public class Interact implements Listener {
 				}
 			} else if (entity.getType() == EntityType.PIG) {
 				if (!(is.getType() == Materials.CARROT.parseMaterial()
-						|| is.getType() == Materials.POTATO.parseMaterial() || is.getType() == Material.BAKED_POTATO
+						|| is.getType() == Materials.POTATO.parseMaterial())) {
-						|| is.getType() == Material.POISONOUS_POTATO)) {
 					return;
 				}
 			} else if (entity.getType() == EntityType.CHICKEN) {
 				if (!(is.getType() == Materials.WHEAT_SEEDS.parseMaterial() || is.getType() == Material.PUMPKIN_SEEDS
 						|| is.getType() == Material.MELON_SEEDS)) {
-					return;
+					if (NMSUtil.getVersionNumber() > 8) {
+						if (!(is.getType() == Materials.BEETROOT_SEEDS.parseMaterial())) {
+							return;
+						}
+					} else {
+						return;
+					}
 				}
 			} else if (entity.getType() == EntityType.WOLF) {
 				if (!(is.getType() == Material.BONE || is.getType() == Materials.PORKCHOP.parseMaterial()
@@ -628,13 +638,13 @@ public class Interact implements Listener {
 						|| is.getType() == Material.MUTTON || is.getType() == Material.ROTTEN_FLESH
 						|| is.getType() == Materials.COOKED_PORKCHOP.parseMaterial()
 						|| is.getType() == Material.COOKED_BEEF || is.getType() == Material.COOKED_CHICKEN
-						|| is.getType() == Material.COOKED_RABBIT || is.getType() == Material.COOKED_MUTTON
+						|| is.getType() == Material.COOKED_RABBIT || is.getType() == Material.COOKED_MUTTON)) {
-						|| is.getType() == Materials.COD.parseMaterial()
-						|| is.getType() == Materials.COOKED_COD.parseMaterial())) {
 					return;
 				}
 			} else if (entity.getType() == EntityType.OCELOT) {
-				if (!(is.getType() == Materials.COD.parseMaterial())) {
+				if (!(is.getType() == Materials.COD.parseMaterial() || is.getType() == Materials.SALMON.parseMaterial()
+						|| is.getType() == Materials.TROPICAL_FISH.parseMaterial()
+						|| is.getType() == Materials.PUFFERFISH.parseMaterial())) {
 					return;
 				}
 			} else if (entity.getType() == EntityType.RABBIT) {
@@ -644,7 +654,27 @@ public class Interact implements Listener {
 					return;
 				}
 			} else {
-				return;
+				int NMSVersion = NMSUtil.getVersionNumber();
+
+				if (NMSVersion > 10) {
+					if (entity.getType() == EntityType.LLAMA) {
+						if (!(is.getType() == Materials.HAY_BLOCK.parseMaterial())) {
+							return;
+						}
+					} else if (NMSVersion > 12) {
+						if (entity.getType() == EntityType.TURTLE) {
+							if (!(is.getType() == Materials.SEAGRASS.parseMaterial())) {
+								return;
+							}
+						} else {
+							return;
+						}
+					} else {
+						return;
+					}
+				} else {
+					return;
+				}
 			}
 
 			if (!islandManager.hasPermission(player, entity.getLocation(), "AnimalBreeding")) {

src/main/java/me/goodandevil/skyblock/utils/item/nInventoryUtil.java

@@ -95,7 +95,6 @@ public class nInventoryUtil {
 				}
 			};
 
-			// TODO Check if listener is already registered
 			Bukkit.getPluginManager().registerEvents(listener, SkyBlock.getInstance());
 		}
 	}

src/main/java/me/goodandevil/skyblock/utils/world/block/BlockUtil.java

@@ -1,5 +1,6 @@
 package me.goodandevil.skyblock.utils.world.block;
 
+import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -210,7 +211,7 @@ public final class BlockUtil {
 			blockData.setFacing(((Stairs) materialData).getFacing().toString());
 			blockData.setDataType(BlockDataType.STAIRS.toString());
 		} else if (materialData instanceof org.bukkit.material.FlowerPot) {
-			if (NMSVersion == 8 || NMSVersion == 9) {
+			if (NMSVersion >= 8 && NMSVersion <= 12) {
 				try {
 					World world = block.getWorld();
 
@@ -221,22 +222,36 @@ public final class BlockUtil {
 							.newInstance(block.getX(), block.getY(), block.getZ());
 					Object tileEntity = worldHandle.getClass().getMethod("getTileEntity", blockPositionClass)
 							.invoke(worldHandle, blockPosition);
-					Object item = tileEntity.getClass().getMethod("b").invoke(tileEntity);
-					Object itemStackNMS = NMSUtil.getNMSClass("ItemStack").getConstructor(NMSUtil.getNMSClass("Item"))
-							.newInstance(item);
 
-					ItemStack itemStack = (ItemStack) NMSUtil.getCraftClass("inventory.CraftItemStack")
+					Field aField = tileEntity.getClass().getDeclaredField("a");
-							.getMethod("asBukkitCopy", itemStackNMS.getClass()).invoke(null, itemStackNMS);
+					aField.setAccessible(true);
-					int data = (int) tileEntity.getClass().getMethod("c").invoke(tileEntity);
 
-					blockData.setFlower(itemStack.getType().name() + ":" + data);
+					Object item = aField.get(tileEntity);
+
+					if (item != null) {
+						Object itemStackNMS = NMSUtil.getNMSClass("ItemStack")
+								.getConstructor(NMSUtil.getNMSClass("Item")).newInstance(item);
+
+						ItemStack itemStack = (ItemStack) NMSUtil.getCraftClass("inventory.CraftItemStack")
+								.getMethod("asBukkitCopy", itemStackNMS.getClass()).invoke(null, itemStackNMS);
+
+						Field fField = tileEntity.getClass().getDeclaredField("f");
+						fField.setAccessible(true);
+
+						int data = (int) fField.get(tileEntity);
+
+						blockData.setFlower(itemStack.getType().name() + ":" + data);
+					}
 				} catch (Exception e) {
 					e.printStackTrace();
 				}
 			} else {
 				org.bukkit.material.FlowerPot flowerPot = (org.bukkit.material.FlowerPot) materialData;
-				blockData.setFlower(
+
-						flowerPot.getContents().getItemType().toString() + ":" + flowerPot.getContents().getData());
+				if (flowerPot.getContents() != null && flowerPot.getContents().getItemType() != Material.AIR) {
+					blockData.setFlower(
+							flowerPot.getContents().getItemType().toString() + ":" + flowerPot.getContents().getData());
+				}
 			}
 
 			blockData.setDataType(BlockDataType.FLOWERPOT.toString());
@@ -281,8 +296,10 @@ public final class BlockUtil {
 			beacon.setSecondaryEffect(PotionEffectType.getByName(potionEffect[1].toUpperCase()));
 
 			for (Integer slotList : blockData.getInventory().keySet()) {
-				ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+				if (slotList < beacon.getInventory().getSize()) {
-				beacon.getInventory().setItem(slotList, is);
+					ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+					beacon.getInventory().setItem(slotList, is);
+				}
 			}
 		} else if (blockTypeState == BlockStateType.BREWINGSTAND) {
 			BrewingStand brewingStand = (BrewingStand) block.getState();
@@ -296,29 +313,37 @@ public final class BlockUtil {
 			Chest chest = (Chest) block.getState();
 
 			for (Integer slotList : blockData.getInventory().keySet()) {
-				ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+				if (slotList < chest.getInventory().getSize()) {
-				chest.getInventory().setItem(slotList, is);
+					ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+					chest.getInventory().setItem(slotList, is);
+				}
 			}
 		} else if (blockTypeState == BlockStateType.DISPENSER) {
 			Dispenser dispenser = (Dispenser) block.getState();
 
 			for (Integer slotList : blockData.getInventory().keySet()) {
-				ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+				if (slotList < dispenser.getInventory().getSize()) {
-				dispenser.getInventory().setItem(slotList, is);
+					ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+					dispenser.getInventory().setItem(slotList, is);
+				}
 			}
 		} else if (blockTypeState == BlockStateType.DROPPER) {
 			Dropper dropper = (Dropper) block.getState();
 
 			for (Integer slotList : blockData.getInventory().keySet()) {
-				ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+				if (slotList < dropper.getInventory().getSize()) {
-				dropper.getInventory().setItem(slotList, is);
+					ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+					dropper.getInventory().setItem(slotList, is);
+				}
 			}
 		} else if (blockTypeState == BlockStateType.HOPPER) {
 			Hopper hopper = (Hopper) block.getState();
 
 			for (Integer slotList : blockData.getInventory().keySet()) {
-				ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+				if (slotList < hopper.getInventory().getSize()) {
-				hopper.getInventory().setItem(slotList, is);
+					ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+					hopper.getInventory().setItem(slotList, is);
+				}
 			}
 		} else if (blockTypeState == BlockStateType.CREATURESPAWNER) {
 			CreatureSpawner creatureSpawner = (CreatureSpawner) block.getState();
@@ -330,8 +355,10 @@ public final class BlockUtil {
 			furnace.setCookTime(blockData.getCookTime());
 
 			for (Integer slotList : blockData.getInventory().keySet()) {
-				ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+				if (slotList < furnace.getInventory().getSize()) {
-				furnace.getInventory().setItem(slotList, is);
+					ItemStack is = ItemStackUtil.deserializeItemStack(blockData.getInventory().get(slotList));
+					furnace.getInventory().setItem(slotList, is);
+				}
 			}
 		} else if (blockTypeState == BlockStateType.JUKEBOX) {
 			Jukebox jukebox = (Jukebox) block.getState();
@@ -372,9 +399,11 @@ public final class BlockUtil {
 							ShulkerBox shulkerBox = (ShulkerBox) block.getState();
 
 							for (Integer slotList : blockData.getInventory().keySet()) {
-								ItemStack is = ItemStackUtil
+								if (slotList < shulkerBox.getInventory().getSize()) {
-										.deserializeItemStack(blockData.getInventory().get(slotList));
+									ItemStack is = ItemStackUtil
-								shulkerBox.getInventory().setItem(slotList, is);
+											.deserializeItemStack(blockData.getInventory().get(slotList));
+									shulkerBox.getInventory().setItem(slotList, is);
+								}
 							}
 						}
 					}
@@ -389,63 +418,74 @@ public final class BlockUtil {
 			stairs.setFacingDirection(BlockFace.valueOf(blockData.getFacing()));
 			block.getState().setData(stairs);
 		} else if (blockDataType == BlockDataType.FLOWERPOT) {
-			if (NMSVersion == 8 || NMSVersion == 9) {
+			if (NMSVersion >= 8 && NMSVersion <= 12) {
 				if (block.getLocation().clone().subtract(0.0D, 1.0D, 0.0D).getBlock().getType() == Material.AIR) {
 					setBlockFast(block.getWorld(), block.getX(), block.getY() - 1, block.getZ(), Material.STONE,
 							(byte) 0);
 				}
 
-				try {
+				if (blockData.getFlower() != null && !blockData.getFlower().isEmpty()) {
-					String[] flower = blockData.getFlower().split(":");
+					try {
-					int materialData = Integer.parseInt(flower[1]);
+						String[] flower = blockData.getFlower().split(":");
+						int materialData = Integer.parseInt(flower[1]);
 
-					material = me.goodandevil.skyblock.utils.item.MaterialUtil.getMaterial(NMSVersion,
+						material = me.goodandevil.skyblock.utils.item.MaterialUtil.getMaterial(NMSVersion,
-							blockData.getVersion(), flower[0].toUpperCase(), materialData);
+								blockData.getVersion(), flower[0].toUpperCase(), materialData);
 
-					if (material != null) {
+						if (material != null) {
-						ItemStack is = new ItemStack(material, 1, (byte) materialData);
+							ItemStack is = new ItemStack(material, 1, (byte) materialData);
 
-						World world = block.getWorld();
+							World world = block.getWorld();
 
-						Class<?> blockPositionClass = NMSUtil.getNMSClass("BlockPosition");
+							Class<?> blockPositionClass = NMSUtil.getNMSClass("BlockPosition");
 
-						Object worldHandle = world.getClass().getMethod("getHandle").invoke(world);
+							Object worldHandle = world.getClass().getMethod("getHandle").invoke(world);
-						Object blockPosition = blockPositionClass.getConstructor(int.class, int.class, int.class)
+							Object blockPosition = blockPositionClass.getConstructor(int.class, int.class, int.class)
-								.newInstance(block.getX(), block.getY(), block.getZ());
+									.newInstance(block.getX(), block.getY(), block.getZ());
-						Object tileEntity = worldHandle.getClass().getMethod("getTileEntity", blockPositionClass)
+							Object tileEntity = worldHandle.getClass().getMethod("getTileEntity", blockPositionClass)
-								.invoke(worldHandle, blockPosition);
+									.invoke(worldHandle, blockPosition);
-						Object itemStack = NMSUtil.getCraftClass("inventory.CraftItemStack")
+							Object itemStack = NMSUtil.getCraftClass("inventory.CraftItemStack")
-								.getMethod("asNMSCopy", is.getClass()).invoke(null, is);
+									.getMethod("asNMSCopy", is.getClass()).invoke(null, is);
-						Object item = itemStack.getClass().getMethod("getItem").invoke(itemStack);
+							Object item = itemStack.getClass().getMethod("getItem").invoke(itemStack);
-						Object data = itemStack.getClass().getMethod("getData").invoke(itemStack);
+							Object data = itemStack.getClass().getMethod("getData").invoke(itemStack);
 
-						tileEntity.getClass().getMethod("a", NMSUtil.getNMSClass("Item"), int.class).invoke(tileEntity,
+							Field aField = tileEntity.getClass().getDeclaredField("a");
-								item, data);
+							aField.setAccessible(true);
-						tileEntity.getClass().getMethod("update").invoke(tileEntity);
+							aField.set(tileEntity, item);
+
+							Field fField = tileEntity.getClass().getDeclaredField("f");
+							fField.setAccessible(true);
+							fField.set(tileEntity, data);
+
+							tileEntity.getClass().getMethod("update").invoke(tileEntity);
+						}
+					} catch (Exception e) {
+						e.printStackTrace();
 					}
-				} catch (Exception e) {
-					e.printStackTrace();
 				}
 			} else {
-				org.bukkit.material.FlowerPot flowerPot = (org.bukkit.material.FlowerPot) block.getState().getData();
+				if (blockData.getFlower() != null && !blockData.getFlower().isEmpty()) {
-				String[] flower = blockData.getFlower().split(":");
+					org.bukkit.material.FlowerPot flowerPot = (org.bukkit.material.FlowerPot) block.getState()
-				material = null;
+							.getData();
+					String[] flower = blockData.getFlower().split(":");
+					material = null;
 
-				if (blockData.getVersion() > 12) {
+					if (blockData.getVersion() > 12) {
-					if (NMSVersion > 12) {
+						if (NMSVersion > 12) {
-						material = Material.valueOf(flower[0].toUpperCase());
+							material = Material.valueOf(flower[0].toUpperCase());
+						}
+					} else {
+						if (NMSVersion < 13) {
+							material = Material.valueOf(flower[0].toUpperCase());
+						}
 					}
-				} else {
+
-					if (NMSVersion < 13) {
+					if (material != null) {
-						material = Material.valueOf(flower[0].toUpperCase());
+						flowerPot.setContents(new MaterialData(material, (byte) Integer.parseInt(flower[1])));
 					}
-				}
 
-				if (material != null) {
+					block.getState().setData(flowerPot);
-					flowerPot.setContents(new MaterialData(material, (byte) Integer.parseInt(flower[1])));
 				}
-
-				block.getState().setData(flowerPot);
 			}
 		}
 

src/main/resources/plugin.yml

@@ -1,6 +1,6 @@
 name: SkyBlock
 main: me.goodandevil.skyblock.SkyBlock
-version: 50
+version: 51
 api-version: 1.13
 description: A unique SkyBlock plugin
 author: GoodAndEvil