Return-Path: Date: 29 Apr 2015 04:56:53 -0000 MIME-Version: 1.0 From: example@example.net Subject: This is the subject Content-Type: multipart/alternative; boundary="=_1ad00c4b74ff9921bb562f02b6e6df7a" Message-ID: To: example@example.net --=_1ad00c4b74ff9921bb562f02b6e6df7a Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit --=_1ad00c4b74ff9921bb562f02b6e6df7a Content-Type: text/html; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable HTML part only. The previous part makes the controller process crash --=_1ad00c4b74ff9921bb562f02b6e6df7a--