java - Sending email: failed to connect

Question

I am using java to send mail. I want to set the from mail id to [email protected]. When i am using that for sending mail the following exception is generated..

    Exception in thread "main" javax.mail.AuthenticationFailedException: failed to connect
    at javax.mail.Service.connect(Service.java:322)
    at javax.mail.Service.connect(Service.java:172)
    at javax.mail.Service.connect(Service.java:121)
    at javax.mail.Transport.send0(Transport.java:190)
    at javax.mail.Transport.send(Transport.java:120)
    at sendmailtoclient.SendSMTP.sendMail(SendSMTP.java:125)
    at sendmailtoclient.SendSMTP.main(SendSMTP.java:153)

I have used the correct password for the mail account. although it I have used the [email protected] successfully. If you have code please post to me.

Please help me.

Thanks in advance.

Answer 1

It looks like your credentials are wrong or not accepted by gmail.
You need SMTP server for sending mail. You can use one installed on your own machine

One free one is here.

Also check if you have added activation.jar