FireworkEntity: don't process if item is null
@@ -55,6 +55,9 @@ public class FireworkEntity extends Entity {
public void updateBedrockMetadata(EntityMetadata entityMetadata, GeyserSession session) {
if (entityMetadata.getId() == 7) {
ItemStack item = (ItemStack) entityMetadata.getValue();
+ if (item == null) {
+ return;
+ }
CompoundTag tag = item.getNbt();
if (tag == null) {
