From b79861f8cf824a9be7f45f1f7922c396ab7888d5 Mon Sep 17 00:00:00 2001
From: ralf <rb@egroupware.org>
Date: Wed, 28 Feb 2024 08:55:13 +0200
Subject: [PATCH] fix PHP Undefined index warning

---
 mail/inc/class.mail_ui.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mail/inc/class.mail_ui.inc.php b/mail/inc/class.mail_ui.inc.php
index ead339b782..f50c176db0 100644
--- a/mail/inc/class.mail_ui.inc.php
+++ b/mail/inc/class.mail_ui.inc.php
@@ -4083,7 +4083,7 @@ $filter['before']= date("d-M-Y", $cutoffdate2);
 			$this->changeProfile($icServerID);
 		}
 
-		$bodyResponse = $this->get_load_email_data($messageID,$_partID,$folder,$_htmloptions, $_POST['smime_passphrase']);
+		$bodyResponse = $this->get_load_email_data($messageID,$_partID,$folder,$_htmloptions, $_POST['smime_passphrase'] ?? null);
 		//error_log(array2string($bodyResponse));
 		echo $bodyResponse;