Php 会话在Localhost中正常工作，但在CPANEL中不能正常工作

你好，我有一个登录系统，我在登录帐户时使用了会话。在

localhost的每项功能都正常工作，但在我的CPANEL中，它显示了以下内容

问题：

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/scalepro/public_html/Admin Panel/Remote Employee/main.php:1) in /home/scalepro/public_html/Admin Panel/Remote Employee/main.php on line 3


Warning: Cannot modify header information - headers already sent by (output started at /home/scalepro/public_html/Admin Panel/Remote Employee/main.php:1) in /home/scalepro/public_html/Admin Panel/Remote Employee/main.php on line 20


<?php

session_start();
require_once('../../Admin Panel/db.php');
if(isset($_POST['email']) && !empty($_POST['email']) && isset($_POST['password']) && !empty($_POST['password']))
{
 $email = $_POST['email'];
 $password = $_POST['password'];
 $query="SELECT RemoteEmployeeFullName, RemoteEmployeeEmail, RemoteEmployeePassword FROM remoteemployees WHERE RemoteEmployeeEmail='".$email."' AND RemoteEmployeePassword='".$password."'";
 $queryrun=$connection->query($query);
 if($queryrun->num_rows > 0)
 {

     $_SESSION['email']=$RemoteEmployeeFullName;     
     header('Location:REPLists.php');
 }
 else
 {
     echo 'Email: <b>'.$email. '</b> or Password <b>'. $password.'</b> Is Not Typed Correctly Try Again Please!.';
     header( "refresh:5;url=../../spd/myaccount.php" );
 }

}
else
{
    header( "refresh:1;url=../../spd/myaccount.php" );
}

?>

Warning:session_start（）[function.session start]：无法发送会话缓存限制器-第3行/home/scalepro/public_html/Admin Panel/Remote Employee/main.php中已发送的头（输出从/home/scalepro/public_html/Admin Panel/Remote Employee/main.php:1开始）
警告：无法修改标题信息-标题已由第20行的/home/scalepro/public_html/Admin Panel/Remote Employee/main.php:1）中的/home/scalepro/public_html/Admin Panel/Remote Employee/main.php发送

检查在第一次之前没有任何空格/换行符检查在第一次之前没有任何空格/换行符从开始打开和结束php标记中删除额外的SAPCE，如：-

<?php session_start();

---

从开始打开和结束php标记中删除额外的SAPCE，如：-

<?php session_start();

这是你的
main.php
文件吗？这是我的main.php文件这是你的
main.php
文件吗？这是我的main.php文件