fix backrooms portal thing

gradle.properties

@@ -6,7 +6,7 @@ minecraft_version=1.20.1
 yarn_mappings=1.20.1+build.10
 loader_version=0.18.3
 # Mod Properties
-mod_version=26.3.18.1
+mod_version=26.3.18.2
 maven_group=dev.tggamesyt
 archives_base_name=szar
 # Dependencies

src/main/java/dev/tggamesyt/szar/TrackerBlockEntity.java

@@ -10,7 +10,9 @@ import net.minecraft.nbt.NbtString;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
 import org.jetbrains.annotations.Nullable;
-
+import net.minecraft.network.listener.ClientPlayPacketListener;
+import net.minecraft.network.packet.Packet;
+import net.minecraft.network.packet.s2c.play.BlockEntityUpdateS2CPacket;
 import java.util.*;
 
 public class TrackerBlockEntity extends BlockEntity {
@@ -177,4 +179,13 @@ public class TrackerBlockEntity extends BlockEntity {
         markDirty();
         return this;
     }
-}
+    @Override
+    public Packet<ClientPlayPacketListener> toUpdatePacket() {
+        return BlockEntityUpdateS2CPacket.create(this);
+    }
+
+    @Override
+    public NbtCompound toInitialChunkDataNbt() {
+        return createNbt();
+    }
+}