From 8e1ba461a650091297bd079051deae94b12f36db Mon Sep 17 00:00:00 2001
From: XiaoMoMi <littlemomi@qq.com>
Date: Sat, 20 Dec 2025 04:07:45 +0800
Subject: [PATCH] fix null tracker

---
 .../momirealms/customnameplates/backend/feature/tag/NameTag.java | 1 +
 .../momirealms/customnameplates/bukkit/BukkitNetworkManager.java | 1 +
 2 files changed, 2 insertions(+)

diff --git a/backend/src/main/java/net/momirealms/customnameplates/backend/feature/tag/NameTag.java b/backend/src/main/java/net/momirealms/customnameplates/backend/feature/tag/NameTag.java
index 590e4a9..7251839 100644
--- a/backend/src/main/java/net/momirealms/customnameplates/backend/feature/tag/NameTag.java
+++ b/backend/src/main/java/net/momirealms/customnameplates/backend/feature/tag/NameTag.java
@@ -59,6 +59,7 @@ public class NameTag extends AbstractTag implements RelationalFeature {
         String newName = currentText.render(viewer);
         Object component = AdventureHelper.miniMessageToMinecraftComponent(newName);
         Tracker tracker = owner.getTracker(viewer);
+        if (tracker == null) return List.of();
         return CustomNameplates.getInstance().getPlatform().createTextDisplayPacket(
                 entityID, uuid,
                 owner.position().add(0,(1.8 + (affectedByCrouching() && tracker.isCrouching() && !owner.isFlying() ? -0.3 : 0) + renderer.hatOffset()) * (affectedByScaling() ? tracker.getScale() : 1),0),
diff --git a/platforms/bukkit/src/main/java/net/momirealms/customnameplates/bukkit/BukkitNetworkManager.java b/platforms/bukkit/src/main/java/net/momirealms/customnameplates/bukkit/BukkitNetworkManager.java
index 19ebccf..0fa4f5d 100644
--- a/platforms/bukkit/src/main/java/net/momirealms/customnameplates/bukkit/BukkitNetworkManager.java
+++ b/platforms/bukkit/src/main/java/net/momirealms/customnameplates/bukkit/BukkitNetworkManager.java
@@ -182,6 +182,7 @@ public class BukkitNetworkManager implements PacketSender, PipelineInjector {
     @Override
     public void sendPacket(@NotNull CNPlayer player, final List<Object> packet) {
         if (!player.isOnline()) return;
+        if (packet.isEmpty()) return;
         packetsConsumer.accept(player, packet);
     }