take your function outside of loop.Change your code structure to this.

function Send_mail($email, $subject, $headers, $mail_body, $f_email, $f_name)
        {
            ................//code
            $mail->Send();          return true;
        }


     while($row = mysql_fetch_array($sqlx))//use mysqli or PDO
        {
       .......//code
        if($count <= '70')
         {
        .......//code
        $mail_result=Send_mail($email, $subject, $headers, $mail_body,$f_email, $f_name);
        }
        }

Fatal error: Cannot redeclare sendmail(), Hello, I have a problem with JA Job Board, here is the debug log: Fatal error: Cannot redeclare sendmail() (previously declared in  New install on Windows XP, XAMMP 1.7.0. SMTP test works fine. When creating a new user or contact existing user, I get this message. Fatal error: Cannot redeclare class SMTP in E:\xampp\htdocs\home\modules\smtp\phpmailer\class.smtp.php on line 36 The e-mail is sent fine.

check your cust table there must be entered email address on which you are trying to send email. And change your

$mail->Port= 587; 
$mail->SMTPSecure= 'tls'; 
$mail->Host = 'smtp.gmail.com'; 
$mail->Username = 'abc@gmail.com';//Valid Gmail address 
$mail->Password = '1234556';//Gmail password

if still getting error you can go to your gmail account setting and allow for secure app authentication.

Update fail message: “Fatal error: Cannot redeclare , 5 (to the best of my ability to know since I can't access the website.) This is the message I am getting now: Fatal error: Cannot redeclare get_paged_template() (​  Stack Overflow Public questions and answers; Teams Private questions and answers for your team; Enterprise Private self-hosted questions and answers for your enterprise; Jobs Programming and related technical career opportunities

Put your function outside of the loop. Here is the code structure:

<?php
include '../mailer/class.phpmailer.php';
function Send_Mail($email, $subject, $headers, $mail_body, $f_email, $f_name)
{
    $mail = new PHPMailer(); 
    $Email = $email;
    $fname = $f_name;
    $femail = $f_email; 
    //==================smtp mail ===============================//
    $mail->IsSMTP(); // telling the class to use SMTP
    $mail->SMTPAuth = true;
    $mail->Port= 25; //  Sets the default SMTP server port.
    $mail->SMTPSecure= 'tls'; //  Options are "", "ssl" or "tls"
    $mail->Host = 'localhost'; // SMTP server   
    $mail->Username = 'abc@xyz.com';  // Sets SMTP username.    
    $mail->Password = '1234556';  //Sets SMTP password. 
    //=========================================================//   

    $fname = $f_name;
    $femail = $f_email;     // email address of reciever    
    $mail->WordWrap = 50;   // set word wrap    
    $mail->IsHTML(true);    // send as HTML     
    $mail->Subject  =  $subject;// subject of mail  
    $mail->Body     =  $mail_body;  // body of mail     
    $mail->Send();          
    return true;
}




$sqlx = mysql_query("SELECT * from `cust");

$numRows = mysql_num_rows($sqlx);
$mail_body = '';
while($row = mysql_fetch_array($sqlx))
{
// fetch email

$uid = $row["uid"];
$email = $row["email"];

$count = "20";
if($count <= '70')
{
$f_name = "abc";
$f_email = "abc@xyz.com";
$mail_body = "Hii message";
$subject = "Hi you got notificaiton";
$headers  = "From: abc <abc@xyz.com>";
$headers .= "Content-type: text/html\r\n";
$mail_result=Send_Mail($email, $subject, $headers, $mail_body,$f_email, $f_name);


}

}       

?>

Fatal error: Cannot redeclare sendemail(), Hi, I got this error when clicking on the link on my home page following the job application tutorial: Fatal error: Cannot redeclare sendemail() in  Fatal error: Cannot redeclare Test::test() in /path/to/file.php on line 14 This is because a PHP class cannot have two functions with the exact same name. Note that I used public on the first function and protected on the second function because I wanted to demonstrate how the visibility of the method does not matter in this case.

The good and the bad and the ugly of PHP · GitHub, Fatal error: Cannot redeclare sendMail() (previously declared in /exposure-​server/src/frontend/app/include/sendmail.php on line 18 Call Stack # Time Memory  I have a function called parseDate, but when i call it on my php page (it's a joomla component page) I get Fatal error: Cannot redeclare parsedate() (previously declared in templates/ja_zeolite/ass

How to fix phpmailer?, Fatal error: Cannot redeclare Send_Mail() (previously declared in D:\orion.com\​pages\email\reg.php:2) in D:\orion.com\pages\email\reg.php on  Erro “Fatal error: Cannot redeclare (previously declared)” [fechada] Faça uma pergunta Perguntada 3 anos, 1 mes atrás. Ativa 3 anos, 1 mes atrás.

Wtf, Edit: heres what pops up under fatal error. Fatal error: Cannot redeclare send_mail() (previously declared in /home/bf/public_html/functions.php:4) in  Find articles about information features, troubleshooting guides, and other technical information related to the hosting service Hostinger.

Comments

• Switch to mysqli or PDO.
• Then call your function Send_mail() something else as phpMailer obviously has a function with that name. For example mySend_mail()
• Every time you use the mysql_ database extension in new code a Kitten is strangled somewhere in the world it is deprecated and has been for years and is gone for ever in PHP7. If you are just learning PHP, spend your energies learning the PDO or mysqli database extensions and prepared statements. Start here
• Also, you are declaring your function as Send_mail and then calling it as Send_Mail with a capital M
• you have written the function inside while take it out and call it in loop.
• I tried your code but getting error Fatal error: Call to undefined function Send_mail()
• I renamed the function then also getting same error : Fatal error: Call to undefined function mySend_mail()
• @RiyaPatel lets take small steps: comment entire code and try this: while($i == 0) { $i=1; Send_mail(); } function Send_mail() { echo "hi"; } and see if it is printing hi.
• it showing twoo error Notice: Undefined variable: i in and Fatal error: Call to undefined function Send_mail() in
• @RiyaPatel that code should work fine and print hi once.create a new php page and run it do not add anything else. demo here sandbox.onlinephpfunctions.com/code/…
• getting same error Fatal error: Call to undefined function Send_Mail()
• error gone but getting notice You must provide at least one recipient email address. You must provide at least one recipient email address.
• check your cust table there must be entered email address on which you are trying to send email. And change your SMTP Details ----------TRY THIS FOR GMAIL ACCOUNT---------------------- $mail->Port= 587; $mail->SMTPSecure= 'tls'; $mail->Host = 'smtp.gmail.com'; $mail->Username = 'abc@gmail.com';//Valid Gmail address $mail->Password = '1234556';//Gmail password ----------------------------------------------------------------------------- if still getting error you can go to your gmail account setting and allow for secure app authentication.