From 5630548db8059e8ff14b670a7373b29ac0948016 Mon Sep 17 00:00:00 2001
From: Atsushi Matsuo <famlog@gmail.com>
Date: Wed, 24 Dec 2025 12:09:33 +0900
Subject: [PATCH] Resolve the "Cannot access property" error detected by
 PHPStan

---
 src/Supporting/FileMakerRelation.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Supporting/FileMakerRelation.php b/src/Supporting/FileMakerRelation.php
index db82a27..cd2ed7e 100644
--- a/src/Supporting/FileMakerRelation.php
+++ b/src/Supporting/FileMakerRelation.php
@@ -360,7 +360,7 @@ public function getPortalNames(): array
                     }
                     break;
                 case 'RECORD':
-                    if (property_exists($this->data, 'portalData')) {
+                    if (property_exists($this->data, 'portalData') && isset($this->data->portalData)) {
                         foreach ($this->data->portalData as $name => $val) {
                             $list[] = $name;
                         }