Issue #3161027 by batkor, sadashiv: Cannot load the "google_api_client" entity with NULL ID

src/Entity/GoogleApiClient.php

@@ -577,6 +577,14 @@ class GoogleApiClient extends ContentEntityBase implements GoogleApiClientInterf
    * @throws \Drupal\Core\Entity\EntityStorageException
    */
   public function save() {
+    // Skip for new entity.
+    if ($this->isNew()) {
+      if ($this->getAccessToken() == '' || $this->getAccessToken() == NULL) {
+        $this->setAccessToken('');
+        $this->setAuthenticated(FALSE);
+      }
+      return parent::save();
+    }
     $original = $this->original ? $this->original : NULL;
 
     if (!$original) {