src/de/steamwar/spectatesystem/elements/REntity.java

@@ -48,6 +48,7 @@ public abstract class REntity {
         for(Player player : Bukkit.getOnlinePlayers()){
             sendToPlayer(player);
         }
+        sneak(false);
     }
 
     public static void playerJoins(Player player){
@@ -104,16 +105,17 @@ public abstract class REntity {
     }
 
     public void sneak(boolean sneaking) {
-        entity.setSneaking(sneaking);
+        DataWatcher dataWatcher = new DataWatcher(null);
+
+        DataWatcherObject<EntityPose> dataWatcherObject = new DataWatcherObject<>(6, DataWatcherRegistry.s);
+        dataWatcher.register(dataWatcherObject, sneaking?EntityPose.CROUCHING:EntityPose.STANDING);
+        dataWatcher.markDirty(dataWatcherObject);
 
-        /*DataWatcher dataWatcher = new DataWatcher(entity);
-        System.out.println("Let " + entity.getName() + " sneak " + sneaking);
-        dataWatcher.register(new DataWatcherObject<>(0, DataWatcherRegistry.a), sneaking ? (byte)0x02 : (byte)0x40);
         PacketPlayOutEntityMetadata packet = new PacketPlayOutEntityMetadata(entity.getId(), dataWatcher, false);
 
         for(Player player : Bukkit.getOnlinePlayers()){
-            ((CraftPlayer)player).getHandle().playerConnection.sendPacket(packet);
-        }*/
+            ((CraftPlayer) player).getHandle().playerConnection.sendPacket(packet);
+        }
     }
 
     public void animation(byte animation) {