diff --git a/views/order/print.php b/views/order/print.php
index 4c96eb5..6d7f2e3 100755
--- a/views/order/print.php
+++ b/views/order/print.php
@@ -147,9 +147,11 @@ use yii\widgets\DetailView;
                         * @var OrderProduct $model
                         */
                         $value = '';
-                        foreach ($model->productVariant->properties as $property) {
+                        if (!empty($model->productVariant)) {
+                          foreach ($model->productVariant->properties as $property) {
                                 $value .= $property->lang->title.':'.implode(',', ArrayHelper::getColumn($property->customOptions, 'lang.value')).'<br />';
                             }
+                        }
                         return $value;
                     },
                     'format' => 'html',
--
libgit2 0.21.4