Merge pull request #803 from utopia-php/check-attributes-key-exist

Author: abnegate

src/Database/Adapter/SQL.php

@@ -1110,7 +1110,7 @@ public function getAttributeWidth(Document $collection): int
 
         $total = 1067;
 
-        $attributes = $collection->getAttributes()['attributes'];
+        $attributes = $collection->getAttributes()['attributes'] ?? [];
 
         foreach ($attributes as $attribute) {
             /**