YII2 郵件發不出去

 main裡的代碼   'mailer' => [        'class' => 'yii\swiftmailer\Mailer',        'viewPath' => '@common/mail',        'useFileTransport' => false,        'transport' => [            'class' => 'Swift_SmtpTransport',            'host' => 'smtp.163.com',            'username' => 'username@163.com',            'password' => 'myPassword',            'port' => '994',            'encryption' => 'ssl',        ],    ],PasswordResetRequestForm裡面的代碼      public function sendEmail(){    /* @var $user User */    $user = User::findOne([        'status' => User::STATUS_ACTIVE,        'email' => $this->email,    ]);    if ($user) {        if (!User::isPasswordResetTokenValid($user->password_reset_token)) {            $user->generatePasswordResetToken();        }        if ($user->save()) {            return \Yii::$app->mailer->compose(['html' => 'passwordResetToken-html', 'text' => 'passwordResetToken-text'], ['user' => $user])                ->setFrom([\Yii::$app->params['supportEmail'] => \Yii::$app->name . ' robot'])                ->setTo($this->email)                ->setSubject('Password reset for ' . \Yii::$app->name)                ->send();        }    }    return false;}各位大神有經驗嗎？

回複內容：

 main裡的代碼   'mailer' => [        'class' => 'yii\swiftmailer\Mailer',        'viewPath' => '@common/mail',        'useFileTransport' => false,        'transport' => [            'class' => 'Swift_SmtpTransport',            'host' => 'smtp.163.com',            'username' => 'username@163.com',            'password' => 'myPassword',            'port' => '994',            'encryption' => 'ssl',        ],    ],PasswordResetRequestForm裡面的代碼      public function sendEmail(){    /* @var $user User */    $user = User::findOne([        'status' => User::STATUS_ACTIVE,        'email' => $this->email,    ]);    if ($user) {        if (!User::isPasswordResetTokenValid($user->password_reset_token)) {            $user->generatePasswordResetToken();        }        if ($user->save()) {            return \Yii::$app->mailer->compose(['html' => 'passwordResetToken-html', 'text' => 'passwordResetToken-text'], ['user' => $user])                ->setFrom([\Yii::$app->params['supportEmail'] => \Yii::$app->name . ' robot'])                ->setTo($this->email)                ->setSubject('Password reset for ' . \Yii::$app->name)                ->send();        }    }    return false;}各位大神有經驗嗎？

1. 檢查有沒有錯誤記錄檔
2. 你確定你的郵件伺服器的地址配置正確？

