diff --git a/src/main/java/ru/nanit/limbo/connection/ClientConnection.java b/src/main/java/ru/nanit/limbo/connection/ClientConnection.java
index e60de6a..321a6c4 100644
--- a/src/main/java/ru/nanit/limbo/connection/ClientConnection.java
+++ b/src/main/java/ru/nanit/limbo/connection/ClientConnection.java
@@ -234,10 +234,6 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
         if (isConnected()) channel.write(packet, channel.voidPromise());
     }
 
-    public void flushPackets() {
-        if (isConnected()) channel.flush();
-    }
-
     public boolean isConnected() {
         return channel.isActive();
     }
diff --git a/src/main/java/ru/nanit/limbo/world/DimensionRegistry.java b/src/main/java/ru/nanit/limbo/world/DimensionRegistry.java
index 90364f1..b86469e 100644
--- a/src/main/java/ru/nanit/limbo/world/DimensionRegistry.java
+++ b/src/main/java/ru/nanit/limbo/world/DimensionRegistry.java
@@ -6,6 +6,7 @@ import net.kyori.adventure.nbt.ListBinaryTag;
 import ru.nanit.limbo.server.LimboServer;
 import ru.nanit.limbo.util.Logger;
 
+import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 
@@ -14,9 +15,6 @@ public final class DimensionRegistry {
     private CompoundBinaryTag defaultDimension;
 
     private CompoundBinaryTag codec;
-    private CompoundBinaryTag overWorld;
-    private CompoundBinaryTag theEnd;
-    private CompoundBinaryTag nether;
 
     public CompoundBinaryTag getCodec() {
         return codec;
@@ -26,26 +24,18 @@ public final class DimensionRegistry {
         return defaultDimension;
     }
 
-    public CompoundBinaryTag getOverWorld() {
-        return overWorld;
-    }
-
-    public CompoundBinaryTag getTheEnd() {
-        return theEnd;
-    }
-
-    public CompoundBinaryTag getNether() {
-        return nether;
-    }
-
     public void load(LimboServer server, String def) throws IOException {
         InputStream in = server.getClass().getResourceAsStream("/dimension_registry.nbt");
+
+        if(in == null)
+            throw new FileNotFoundException("Cannot find dimension registry file");
+
         codec = BinaryTagIO.readCompressedInputStream(in);
         ListBinaryTag dimensions = codec.getCompound("minecraft:dimension_type").getList("value");
 
-        overWorld = (CompoundBinaryTag) ((CompoundBinaryTag) dimensions.get(0)).get("element");
-        nether = (CompoundBinaryTag) ((CompoundBinaryTag) dimensions.get(2)).get("element");
-        theEnd = (CompoundBinaryTag) ((CompoundBinaryTag) dimensions.get(3)).get("element");
+        CompoundBinaryTag overWorld = (CompoundBinaryTag) ((CompoundBinaryTag) dimensions.get(0)).get("element");
+        CompoundBinaryTag nether = (CompoundBinaryTag) ((CompoundBinaryTag) dimensions.get(2)).get("element");
+        CompoundBinaryTag theEnd = (CompoundBinaryTag) ((CompoundBinaryTag) dimensions.get(3)).get("element");
 
         switch (def.toLowerCase()) {
             case "overworld":