From fb00c067ece6ec6893e79810fd99a9126e76d639 Mon Sep 17 00:00:00 2001
From: Tim van Dijen <tim.dijen@minbzk.nl>
Date: Thu, 5 Nov 2020 18:53:13 +0100
Subject: [PATCH] Domain must be a string

---
 lib/SimpleSAML/Locale/Language.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/SimpleSAML/Locale/Language.php b/lib/SimpleSAML/Locale/Language.php
index d8fad2258..eeaaaa890 100644
--- a/lib/SimpleSAML/Locale/Language.php
+++ b/lib/SimpleSAML/Locale/Language.php
@@ -417,7 +417,7 @@ class Language
         $name = $config->getString('language.cookie.name', 'language');
         $params = [
             'lifetime' => ($config->getInteger('language.cookie.lifetime', 60 * 60 * 24 * 900)),
-            'domain'   => ($config->getString('language.cookie.domain', null)),
+            'domain'   => ($config->getString('language.cookie.domain', '')),
             'path'     => ($config->getString('language.cookie.path', '/')),
             'secure'   => ($config->getBoolean('language.cookie.secure', false)),
             'httponly' => ($config->getBoolean('language.cookie.httponly', false)),
-- 
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