jmail组件报错:'The message was undeliverable. All servers failed to receive the message '
Jmail邮件发送常见问题总结【问题一】通常我们遇到的错误是:'Themessagewasundeliverable.Allserversfailedtoreceivethemessage',这其实是Jmail返回的错误,并不是ASP代码产生的,根本原因是MAILSERVER拒绝了Jmail的请求。导致该问题的可能原因:1.用户名和密码在代码里要写上msg..MailServerUserName=