diff -u b/core/modules/views/src/Plugin/views/field/Field.php b/core/modules/views/src/Plugin/views/field/Field.php
--- b/core/modules/views/src/Plugin/views/field/Field.php
+++ b/core/modules/views/src/Plugin/views/field/Field.php
@@ -820,9 +820,10 @@
         'settings' => $this->options['settings'],
         'label' => 'hidden',
       ];
-      // Optional relationships may not provide an entity at all. So we can't use
-      // createEntityForGroupBy() for those rows.
-      if (($entity = $this->getEntity($values)) && ($entity = $this->createEntityForGroupBy($entity, $values))) {
+      // Optional relationships may not provide an entity at all. So we can't
+      // use createEntityForGroupBy() for those rows.
+      if ($entity = $this->getEntity($values)) {
+        $entity = $this->createEntityForGroupBy($entity, $values);
         // Some bundles might not have a specific field, in which case the faked
         // entity doesn't have it either.
         $build_list = isset($entity->{$this->definition['field_name']}) ? $entity->{$this->definition['field_name']}->view($display) : NULL;