diff --git a/lib/private/Files/View.php b/lib/private/Files/View.php
index c173cde2d2fb2..2c37a34300e5b 100644
--- a/lib/private/Files/View.php
+++ b/lib/private/Files/View.php
@@ -1685,6 +1685,11 @@ public function getOwner($path) {
 		if (!$info) {
 			throw new NotFoundException($path . ' not found while trying to get owner');
 		}
+
+		if ($info->getOwner() === null) {
+			throw new NotFoundException($path . ' has no owner');
+		}
+
 		return $info->getOwner()->getUID();
 	}