From 1767b256e4261b766a09eb04a9888e1f8ed02df6 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Thu, 24 Jan 2019 08:40:19 +0100
Subject: [PATCH] Fix bug where big messages could not be saved to imap folder
 in low memory mode

---
 program/include/rcmail_sendmail.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/program/include/rcmail_sendmail.php b/program/include/rcmail_sendmail.php
index 265c546a6..c6a09c0b4 100644
--- a/program/include/rcmail_sendmail.php
+++ b/program/include/rcmail_sendmail.php
@@ -474,6 +474,7 @@ class rcmail_sendmail
 
                         if (!is_a($msg, 'PEAR_Error')) {
                             $msg = $mailbody_file;
+                            $message->mailbody_file = $mailbody_file;
                         }
                     }
                 }