I searched this and got it. Worked fine. Only problem was below code line. $this->email->set_newline("\r\n"); If you miss it code wont work $config = array(                        'protocol' => 'smtp',                        'smtp_host'=>'ssl://smtp.gmail.com',                        'smtp_port' => 465,                        'smtp_user'=>'username@gmail.com',                        'smtp_pass'=>'password',                        'mailtype' => 'html',                        'charset'=> 'iso-8859-1',                                         );                     $this->load->library('email',$config);        $this->email->from('user@gmail.com', 'Your Name');             $this->email->to('rec1@yahoo.com,rec2@gmail.com');              $this->email->subject('Email Test');        $this->...