From a0942ef441045f07646c3ba06f5f804827efd992 Mon Sep 17 00:00:00 2001
From: joancyho <littlejoanjoan@yahoo.ca>
Date: Tue, 29 Aug 2023 14:58:57 +0800
Subject: [PATCH] Fixed OIDC Logout

---
 app/Access/Oidc/OidcService.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/Access/Oidc/OidcService.php b/app/Access/Oidc/OidcService.php
index bd4964c57..d699204bb 100644
--- a/app/Access/Oidc/OidcService.php
+++ b/app/Access/Oidc/OidcService.php
@@ -301,7 +301,7 @@ class OidcService
     public function logout() {
 
         $config = $this->config();
-        $app_url = env('APP_URL', null);
+        $app_url = env('APP_URL', '');
         $end_session_endpoint = $config["end_session_endpoint"];
 
         $oidctoken = session()->get("oidctoken");