diff --git a/Classes/Step/StoreDataStep.php b/Classes/Step/StoreDataStep.php
index 197a612c..dbfbc3ef 100644
--- a/Classes/Step/StoreDataStep.php
+++ b/Classes/Step/StoreDataStep.php
@@ -799,7 +799,7 @@ public function prepareDataToStore(): array
                 $this->valuesExcludedFromSaving[$id] = [];
                 foreach ($columnConfiguration as $name => $configuration) {
                     // The values that are excluded are temporarily stored for later restoration
-                    if (array_key_exists(Configuration::DO_NOT_SAVE_KEY, $configuration)) {
+                    if (array_key_exists(Configuration::DO_NOT_SAVE_KEY, $configuration) && array_key_exists($name, $record)) {
                         $this->valuesExcludedFromSaving[$id][$name] = $record[$name];
                         // Make sure a value actually exists
                     } elseif (isset($record[$name])) {
@@ -1388,4 +1388,4 @@ public function getFieldsExcludedFromUpdates(): array
     {
         return $this->fieldsExcludedFromUpdates;
     }
-}
\ No newline at end of file
+}