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Could not connect to SMTP host: localhost, port: 25;
1、错误描写叙述
DEBUG: setDebug: JavaMail version 1.3.3 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 "localhost", port 25, isSSL false Exception in thread "main" javax.mail.MessagingException: Could not connect to SMTP host: localhost, port: 25; nested exception is: java.net.ConnectException: Connection refused: connect at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1227) at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:322) at javax.mail.Service.connect(Service.java:236) at javax.mail.Service.connect(Service.java:137) at com.you.mail.model.SendMessage.sendMessage(SendMessage.java:70) at com.you.mail.model.SendMessage.main(SendMessage.java:89)
2、错误原因
从报错可知,无法连接SMTP服务主机
3、解决的方法
配置正确的SMTP服务主机。保证服务连接上
String server = "smtp.163.com"; String username = ""; String password = ""; Transport transport = session.getTransport(); transport.connect(server, username, password); transport.sendMessage(message, message.getRecipients(Message.RecipientType.TO)); transport.close();
Could not connect to SMTP host: localhost, port: 25;
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