From 53504952193ac7ced9e029c4811477f6ffdc5876 Mon Sep 17 00:00:00 2001
From: mshroom <32199029+mshroom@users.noreply.github.com>
Date: Thu, 23 May 2024 15:25:43 +0300
Subject: [PATCH] small fix

---
 src/RecordManager/Base/Record/Ead3.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/RecordManager/Base/Record/Ead3.php b/src/RecordManager/Base/Record/Ead3.php
index 84e61ce7..4bdd4e60 100644
--- a/src/RecordManager/Base/Record/Ead3.php
+++ b/src/RecordManager/Base/Record/Ead3.php
@@ -531,7 +531,7 @@ protected function getHierarchyFields(array &$data): void
             $seqLabel = $this->getDriverParam('sequenceUnitIdLabel', 'sequence');
             if ($seqLabel) {
                 foreach ($this->doc->did->unitid ?? [] as $unitId) {
-                    $firstId = $firstId ?: $unitId;
+                    $firstId = $firstId ?: (string)$unitId;
                     if ($seqLabel === (string)$unitId->attributes()->label) {
                         $sequenceUnitId = (string)$unitId;
                         $data['hierarchy_sequence']