problems with entities not loading correctly

src/main/java/eu/mhsl/minecraft/pixelblocks/PixelBlocks.java

@@ -36,6 +36,7 @@ public final class PixelBlocks extends JavaPlugin {
         getServer().getPluginManager().registerEvents(new BlockExplodeListener(), this);
         getServer().getPluginManager().registerEvents(new PlayerPortalListener(), this);
         getServer().getPluginManager().registerEvents(new InventoryListener(), this);
+//        getServer().getPluginManager().registerEvents(new ChunkLoadListener(), this);
         getServer().getPluginManager().registerEvents(new PlayerChangeWorldListener(), this);
 
         Objects.requireNonNull(getCommand("createpixelblock")).setExecutor(new CreatePixelBlockCommand());

src/main/java/eu/mhsl/minecraft/pixelblocks/commands/ExitWorldCommand.java

@@ -21,7 +21,7 @@ public class ExitWorldCommand implements CommandExecutor {
 
             if(!Arrays.stream(standardWorlds).toList().contains(playerWorld)) {
 
-                List<PixelBlock> ownedBlocks = PixelBlock.placedBlocks.stream()
+                List<PixelBlock> ownedBlocks = PixelBlock.placedPixelBlocks.stream()
                         .filter(pixelBlock -> pixelBlock.ownerUID.equals(p.getUniqueId()))
                         .sorted(Comparator.comparing(pixelBlock -> pixelBlock.lastEntryTime))
                         .toList();

src/main/java/eu/mhsl/minecraft/pixelblocks/listeners/BlockBreakListener.java

@@ -12,7 +12,7 @@ public class BlockBreakListener implements Listener {
             PixelBlock pixelBlock = PixelBlock.getPixelBlockFromWorld(event.getBlock().getLocation().getWorld());
 
             assert pixelBlock != null;
-            pixelBlock.handleBlockBreak(event, true);
+            pixelBlock.handleBlockBreak(event, false);
         }
     }
 }

src/main/java/eu/mhsl/minecraft/pixelblocks/listeners/BlockPlaceListener.java

@@ -44,7 +44,7 @@ public class BlockPlaceListener implements Listener {
                 PixelBlock pixelBlock = PixelBlock.getPixelBlockFromWorld(event.getBlock().getLocation().getWorld());
 
                 assert pixelBlock != null;
-                pixelBlock.handleBlockPlace(event, true);
+                pixelBlock.handleBlockPlace(event, false);
             }
         }
     }

src/main/java/eu/mhsl/minecraft/pixelblocks/listeners/ChunkLoadListener.java

@@ -0,0 +1,27 @@
+package eu.mhsl.minecraft.pixelblocks.listeners;
+
+import eu.mhsl.minecraft.pixelblocks.pixelblock.PixelBlock;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.world.ChunkLoadEvent;
+import org.bukkit.event.world.ChunkUnloadEvent;
+
+public class ChunkLoadListener implements Listener {
+    @EventHandler
+    static void onChunkLoad(ChunkLoadEvent event) {
+        PixelBlock.placedPixelBlocks.forEach(pixelBlock -> {
+            if(pixelBlock.hitbox == null) {
+                pixelBlock.update();
+            }
+        });
+    }
+
+    @EventHandler
+    static void onChunkUnload(ChunkUnloadEvent event) {
+        PixelBlock.placedPixelBlocks.forEach(pixelBlock -> {
+            if(pixelBlock.hitbox != null) {
+                pixelBlock.clearEntities();
+            }
+        });
+    }
+}

src/main/java/eu/mhsl/minecraft/pixelblocks/listeners/PlayerChangeWorldListener.java

@@ -1,17 +1,20 @@
 package eu.mhsl.minecraft.pixelblocks.listeners;
 
 import eu.mhsl.minecraft.pixelblocks.pixelblock.PixelBlock;
+import org.bukkit.Bukkit;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerChangedWorldEvent;
 
 import java.util.Objects;
 
+import static eu.mhsl.minecraft.pixelblocks.PixelBlocks.plugin;
+
 public class PlayerChangeWorldListener implements Listener {
     @EventHandler
     static void onPlayerChangeWorld(PlayerChangedWorldEvent event) {
         if(CommonEventHandlers.isInPixelWorld(event.getFrom())) {
-            Objects.requireNonNull(PixelBlock.getPixelBlockFromWorld(event.getFrom())).update();
+            Bukkit.getScheduler().runTaskLater(plugin, () -> Objects.requireNonNull(PixelBlock.getPixelBlockFromWorld(event.getFrom())).update(), 60);
         }
     }
 }

src/main/java/eu/mhsl/minecraft/pixelblocks/pixelblock/PixelBlock.java

@@ -18,7 +18,7 @@ import java.util.*;
 import static eu.mhsl.minecraft.pixelblocks.PixelBlocks.*;
 
 public class PixelBlock {
-    public static List<PixelBlock> placedBlocks = new ArrayList<>();
+    public static List<PixelBlock> placedPixelBlocks = new ArrayList<>();
     public static float hitboxOffset = 0.005F;
     public static int worldGrassBorderWidth = 5;
     public static int pixelsPerBlock = 16;
@@ -34,7 +34,6 @@ public class PixelBlock {
     public UUID uuid;
 
     public PixelBlock(Location originLocation, UUID ownerUID, UUID blockUUID) {
-        PixelBlock.placedBlocks.add(this);
         this.uuid = blockUUID;
 
         this.pixelBlockLocation = originLocation.toBlockLocation();
@@ -47,7 +46,7 @@ public class PixelBlock {
 
     public static PixelBlock getPixelBlockFromWorld(World world) {
         String blockUUID = Arrays.stream(world.getName().split(pathSeparator)).toList().getLast();
-        List<PixelBlock> pixelBlocks = placedBlocks.stream().filter(block -> block.uuid.toString().equals(blockUUID)).toList();
+        List<PixelBlock> pixelBlocks = placedPixelBlocks.stream().filter(block -> block.uuid.toString().equals(blockUUID)).toList();
 
         if(!pixelBlocks.isEmpty()) {
             return pixelBlocks.getFirst();
@@ -61,7 +60,7 @@ public class PixelBlock {
         loc.setPitch(0);
         loc.setYaw(0);
 
-        List<PixelBlock> pixelBlocks = placedBlocks.stream()
+        List<PixelBlock> pixelBlocks = placedPixelBlocks.stream()
             .filter(block -> block.pixelBlockLocation.equals(loc))
             .toList();
 
@@ -289,7 +288,7 @@ public class PixelBlock {
 
     public void update() {
         Bukkit.getScheduler().runTask(plugin, () -> {
-            clearEntities();
+            this.clearEntities();
 
             for (int x = 0; x < 16; x++) {
                 for (int y = 0; y < 16; y++) {
@@ -336,17 +335,22 @@ public class PixelBlock {
     }
 
     public void clearEntities() {
+        System.out.println("Clear Entities");
+
         if(!pixels.isEmpty()) {
+            System.out.println("Clear Pixels");
             this.pixels.forEach(Pixel::remove);
-            pixels.clear();
+            this.pixels.clear();
         }
 
         if(hitbox != null) {
-            hitbox.remove();
+            System.out.println("Clear Hitbox");
-            hitbox = null;
+            this.hitbox.remove();
+            this.hitbox = null;
         }
 
         if(barrier != null) {
+            System.out.println("Clear Barrier");
             this.barrier.remove();
             this.barrier = null;
         }
@@ -361,6 +365,7 @@ public class PixelBlock {
             this.pixelBlockLocation = newLocation;
             update();
             dataBase.savePixelBlock(this);
+            placedPixelBlocks.add(this);
             return true;
         }
         return false;
@@ -370,7 +375,7 @@ public class PixelBlock {
         dataBase.removePixelBlock(this);
 
         clearEntities();
-        placedBlocks.remove(this);
+        placedPixelBlocks.remove(this);
     }
 
     public void delete() {