尝试通过分发列表发送电子邮件时收到以下错误，例如电子邮件到 SMS：
This is the mail system at host email-to-sms-0x.xxx.com.
I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.
For further assistance, please send mail to
If you do so, please include this problem report. You can
delete your own text from the attached returned message.
The mail system
(expanded from
<7afc3e8f8de82@dist.test.com>): Command died with status
255: "/etc/mail/XXX.php". Command output: _
Final-Recipient: rfc822; dist-TEST-com@email-to-sms-02.test.com
Original-Recipient: rfc811;7afc3e8f8de82@dist.test.com
Action: failed
Status: 5.3.0
Diagnostic-Code: x-unix; _
服务器使用后缀，我不确定如何继续。这是否是由于 php cronjob 未执行或权限不正确？
任何帮助，将不胜感激。这是一个 Centos 操作系统。我更改了一些输出以保护数据。
亲切的问候阿里 G