Contact Form 7发送邮件提示这个错误:Failed to send your message. Please try later or contact the administrator by another method. 其原因如下: 1、主机没有开启mail()函数,发信失败 2、contact form 7设...
wordpress程序linode vps服务器,阿里云免费企业邮箱,采用smtp发信失败,提示:SMTP ERROR: Failed to connect to server: Connection timed out (110)SMTP connect() failed. https://github.com/PHPMailer/PHP...