diff --git a/src/main/java/cn/nukkit/level/GlobalBlockPalette.java b/src/main/java/cn/nukkit/level/GlobalBlockPalette.java
index df6cc99a..5a46513f 100644
--- a/src/main/java/cn/nukkit/level/GlobalBlockPalette.java
+++ b/src/main/java/cn/nukkit/level/GlobalBlockPalette.java
@@ -1,18 +1,23 @@
 package cn.nukkit.level;
 
 import cn.nukkit.Server;
+import cn.nukkit.block.Block;
 import cn.nukkit.nbt.NBTIO;
 import cn.nukkit.nbt.tag.CompoundTag;
 import cn.nukkit.nbt.tag.ListTag;
 import com.google.common.io.ByteStreams;
+import com.reider745.InnerCoreServer;
 import it.unimi.dsi.fastutil.ints.Int2IntMap;
 import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
 import lombok.extern.log4j.Log4j2;
+import org.json.JSONArray;
+import org.json.JSONObject;
 
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.nio.ByteOrder;
+import java.util.HashMap;
 import java.util.List;
 import java.util.NoSuchElementException;
 import java.util.concurrent.atomic.AtomicInteger;
@@ -23,11 +28,14 @@ public class GlobalBlockPalette {
     private static final Int2IntMap runtimeIdToLegacy = new Int2IntOpenHashMap();
     private static final AtomicInteger runtimeIdAllocator = new AtomicInteger(0);
 
+
+    private static final HashMap<Long, Integer> runtimeIds = new HashMap<>();
+
     static {
         legacyToRuntimeId.defaultReturnValue(-1);
         runtimeIdToLegacy.defaultReturnValue(-1);
 
-        ListTag<CompoundTag> tag;
+        /*ListTag<CompoundTag> tag;
         try (InputStream stream = Server.class.getClassLoader().getResourceAsStream("runtime_block_states.dat")) {
             if (stream == null) {
                 throw new AssertionError("Unable to locate block state nbt");
@@ -52,22 +60,41 @@ public class GlobalBlockPalette {
                 int legacyId = legacyState.getInt("id") << 6 | legacyState.getShort("val");
                 legacyToRuntimeId.put(legacyId, runtimeId);
             }
-        }
+        }*/
+        try {
+            JSONArray jsonArray = new JSONArray(new String(ByteStreams.toByteArray(Server.class.getClassLoader().getResourceAsStream("network-id-dump.json"))));
+            jsonArray.forEach((element) -> {
+                JSONObject value = (JSONObject) element;
+                addRuntimeId(value.getInt("newId"), value.getInt("data"), value.getInt("dbgStateId"));
+            });
+        }catch (Exception e){log.error(e.getMessage());}
+
+    }
+
+    public static void addRuntimeId(int id, int data, Integer runtimeId){
+        runtimeIds.put(InnerCoreServer.hash(id, data, new int[] {}), runtimeId);
     }
 
     public static int getOrCreateRuntimeId(int id, int meta) {
-        int legacyId = id << 6 | meta;
+        Long key = InnerCoreServer.hash(id, meta, new int[] {});
+        Integer runtimeId = runtimeIds.get(key);
+        if(runtimeId == null){
+            runtimeId = runtimeIdAllocator.getAndIncrement();
+            log.info("Creating new runtime ID for unknown block {}, {}", id, meta);
+            addRuntimeId(id, meta, runtimeId);
+        }
+        return runtimeId;
+        /*int legacyId = id << 6 | meta;
         int runtimeId = legacyToRuntimeId.get(legacyId);
         if (runtimeId == -1) {
             runtimeId = legacyToRuntimeId.get(id << 6);
             if (runtimeId == -1) {
-                log.info("Creating new runtime ID for unknown block {}", id);
                 runtimeId = runtimeIdAllocator.getAndIncrement();
                 legacyToRuntimeId.put(id << 6, runtimeId);
                 runtimeIdToLegacy.put(runtimeId, id << 6);
             }
         }
-        return runtimeId;
+        return runtimeId;*/
     }
 
     public static int getOrCreateRuntimeId(int legacyId) throws NoSuchElementException {
diff --git a/src/main/java/com/reider745/InnerCoreServer.java b/src/main/java/com/reider745/InnerCoreServer.java
index 5d8d3202..3a6fe621 100644
--- a/src/main/java/com/reider745/InnerCoreServer.java
+++ b/src/main/java/com/reider745/InnerCoreServer.java
@@ -13,7 +13,7 @@ public class InnerCoreServer {
 
     }
 
-    private static long hash(int id, int data, int[] allStatesSorted) {
+    public static long hash(int id, int data, int[] allStatesSorted) {
         long hash = (long) id;
         hash = hash * 314159L + (long) data;