sendng email code

Question

hello sir,

                      i am developing website in php when i use email functionality by using phpmailer i got error as:     Mailer error: SMTP CONNECT(), failed phpmailer via smtp gmail

 

 

2015-07-11 08:06:17 CLIENT -> SERVER: EHLO action.ticambodia.org 
2015-07-11 08:06:17 CLIENT -> SERVER: AUTH LOGIN 
2015-07-11 08:06:17 CLIENT -> SERVER: c29lbmdrYW5lbEBnbWFpbC5jb20= 
2015-07-11 08:06:17 CLIENT -> SERVER: a2FuZWxAbjB3 
2015-07-11 08:06:17 SMTP ERROR: Password command failed: 534-5.7.14 
Please log in via your web browser and 534-5.7.14 then try again. 
534-5.7.14 Learn more at 534 5.7.14 https://support.google.com/mail/answer/78754 mg19sm5958238oeb.10 - gsmtp 2015-07-11 08:06:17 SMTP Error: Could not authenticate. 2015-07-11 08:06:17 CLIENT -> SERVER: QUIT 2015-07-11 08:06:17 SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting  Mailer Error: SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting

 

 

i am attaching php code file separately.. please suggest me proper solution...