Question

javamail邮件发送无异常但还是不成功

以下是控制台返回的消息：
DEBUG: setDebug: JavaMail version 1.4ea
DEBUG: getProvider() returning javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc]
DEBUG SMTP: useEhlo true, useAuth true
DEBUG SMTP: trying to connect to host "smtp.sina.com", port 25, isSSL false
220 irxd5-202.sinamail.sina.com.cn ESMTP
DEBUG SMTP: connected to host "smtp.sina.com", port: 25

EHLO 9DEE9FEECFDD4B7
250-irxd5-202.sinamail.sina.com.cn
250-8BITMIME
250-SIZE 52428800
250-AUTH PLAIN LOGIN
250 AUTH=PLAIN LOGIN
DEBUG SMTP: Found extension "8BITMIME", arg ""
DEBUG SMTP: Found extension "SIZE", arg "52428800"
DEBUG SMTP: Found extension "AUTH", arg "PLAIN LOGIN"
DEBUG SMTP: Found extension "AUTH=PLAIN", arg "LOGIN"
DEBUG SMTP: Attempt to authenticate
AUTH LOGIN
334 VXNlcm5hbWU6
aXRjYXN0X3Rlc3Q=
334 UGFzc3dvcmQ6
MTIzNDU2
235 #2.0.0 OK Authenticated
DEBUG SMTP: use8bit false
MAIL FROM:<lili@sohu.com>
250 sender <lili@sohu.com> ok
RCPT TO:<itcast_test@126.com>
250 recipient <itcast_test@126.com> ok
DEBUG SMTP: Verified Addresses
DEBUG SMTP: itcast_test@126.com
DATA
354 Send from Rising mail proxy
From: lili@sohu.com
Message-ID: <9516880.01257695960609.JavaMail.Administrator@9DEE9FEECFDD4B7>
Subject: =?GBK?B?suLK1A==?=
MIME-Version: 1.0
Content-Type: text/plain; charset=GBK
Content-Transfer-Encoding: base64

xOO6w8Lwo78=
.
250
QUIT
221 irxd5-202.sinamail.sina.com.cn

Answer 1

MessageClass email = new MessageClass();
email.Silent = true;-----如果设置为true,JMail不会抛出例外错误.
打开设置，就可以看到错误信息了，并不是不报错，而是你把错误信息关闭
链接163的smtp服务器出错