Fix NPC.hide

src/de/steamwar/lobby/display/NPC.java

@@ -22,6 +22,8 @@ package de.steamwar.lobby.display;
 import com.comphenix.tinyprotocol.Reflection;
 import com.comphenix.tinyprotocol.TinyProtocol;
 import com.mojang.authlib.GameProfile;
+import de.steamwar.lobby.LobbySystem;
+import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.entity.Player;
 
@@ -143,7 +145,9 @@ public class NPC {
     }
 
     private void hide(Player player) {
+        if (Bukkit.getOnlinePlayers().stream().noneMatch(p -> p.getUniqueId().equals(uuid))) {
             TinyProtocol.instance.sendPacket(player, removePlayerInfo);
+        }
         TinyProtocol.instance.sendPacket(player, destroy);
     }