我是新来的..我正在尝试将用户名和密码发送到用户的电子邮件ID,但它向我显示有关地址的错误,我已经检查过但它是正确的。这是我的电子邮件实用程序代码:Messagemsg=newMimeMessage(session);msg.setFrom(newInternetAddress(userName));InternetAddress[]toAddresses={newInternetAddress(toAddress)};msg.setRecipients(Message.RecipientType.TO,toAddresses);msg.setSubject(subject);msg.