Hotfix NMSWrapper19

BauSystem_19/src/de/steamwar/bausystem/utils/NMSWrapper19.java

@@ -28,6 +28,7 @@ import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.nbt.NBTTagList;
 import net.minecraft.network.protocol.Packet;
 import net.minecraft.network.protocol.game.*;
+import net.minecraft.network.syncher.DataWatcher;
 import net.minecraft.server.level.PlayerInteractManager;
 import net.minecraft.world.level.EnumGamemode;
 import net.minecraft.world.phys.Vec3D;
@@ -44,7 +45,6 @@ import org.bukkit.inventory.ItemStack;
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Objects;
 import java.util.function.LongSupplier;
 
 public class NMSWrapper19 implements NMSWrapper {
@@ -91,7 +91,9 @@ public class NMSWrapper19 implements NMSWrapper {
 
             if (entity instanceof TNTPrimed) {
                 net.minecraft.world.entity.Entity serverEntity = ((CraftEntity) entity).getHandle();
-                packets.add(new PacketPlayOutEntityMetadata(serverEntity.ah(), Objects.requireNonNull(serverEntity.al().c())));
+                List<DataWatcher.b<?>> list = serverEntity.al().c();
+                if(list != null)
+                    packets.add(new PacketPlayOutEntityMetadata(serverEntity.ah(), list));
             }
         });
     }