diff --git a/MPFormsFormManager.php b/MPFormsFormManager.php
index 206893a..714d26c 100644
--- a/MPFormsFormManager.php
+++ b/MPFormsFormManager.php
@@ -642,7 +642,7 @@ public function fetchFromData($fieldName, $step = null, $key = 'originalPostData
     {
         $step = null === $step ? $this->getCurrentStep() : $step;
 
-        return $this->getDataOfStep($step)[$key][$fieldName];
+        return $this->getDataOfStep($step)[$key][$fieldName] ?? null;
     }
 
     /**