Check by empty target_id.

Check by emptied target_id.

src/Calculate/ReadingTime.php

@@ -162,6 +162,11 @@ class ReadingTime {
               ->getValue();
 
             foreach ($list as $item) {
+              // If we are in preview mode, paragraphs are still unknown.
+              if (empty($item['target_id'])) {
+                continue;
+              }
+
               $referenceRevisionEntity = $this->entityTypeManager
                 ->getStorage($entityType)
                 ->load($item['target_id']);

[João Eduardo Ramos Costa]

Hi @yivanov,

thanks for merging and moving forward, but shouldn't we check by empty() instead of is_null ? Is that if the index target_id is not defined it will throw a notice...