From f8839a488a32fb266cb8bf92ec4fc63effba2881 Mon Sep 17 00:00:00 2001
From: Ralf Becker <RalfBecker@outdoor-training.de>
Date: Tue, 13 Jun 2017 11:01:48 +0200
Subject: [PATCH] * Mail: fix PHP Fatal error under PHP 5.4

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

diff --git a/api/src/Mail.php b/api/src/Mail.php
index 840a361e0a..4865c97ad5 100644
--- a/api/src/Mail.php
+++ b/api/src/Mail.php
@@ -7032,7 +7032,7 @@ class Mail
 			foreach($headers->toArray() as $header => $value)
 			{
 				$needsReplacement = false;
-				foreach((array)$value as &$val)
+				foreach((array)$value as $val)
 				{
 					if (strlen($val)+ strlen($header) > 900)
 					{