Issue #3444598 by sarwan_verma, ritviktak: " TypeError:...

Issue #3444598 by sarwan_verma, ritviktak: " TypeError: Drupal\replicate\Replicator::replicateEntity(): Argument #1 ($entity) must be of type Drupal\Core\Entity\EntityInterface, null given. "

src/EventSubscriber/ReplicateFieldSubscriber.php

@@ -38,7 +38,9 @@ class ReplicateFieldSubscriber implements EventSubscriberInterface {
     $field_item_list = $event->getFieldItemList();
     if ($field_item_list->getItemDefinition()->getSetting('target_type') == 'paragraph') {
       foreach ($field_item_list as $field_item) {
-        $field_item->entity = $this->replicator->replicateEntity($field_item->entity);
+        if ($field_item->entity) {
+          $field_item->entity = $this->replicator->replicateEntity($field_item->entity);
+        }
       }
     }
   }