服务器端的PHP session_start()错误

Chr*_*ris 2 php session

我目前正试图将我的网站从我的机器上的localhost移动到我的网络服务器.而且有一个问题.

一切正常,除了管理登录表单.

起初我认为它不是-dave-8-without-BOM问题,但错误日志显示了一些我以前从未遇到过的奇怪问题.据我所知,问题是关于在服务器上保存会话数据,请参阅下面的错误日志.

PHP Warning:  session_start() [<a href='function.session-start'>function.session-start</a>]: open(/var/php_sessions/sess_cd9931f63118e645ca5d3704fecf86c6, O_RDWR) failed: No such file or directory (2) in /hermes/bosweb/web273/b2738/ipg.mydomaincom/admin/login.php on line 2 
PHP Warning:  Unknown: open(/var/php_sessions/sess_cd9931f63118e645ca5d3704fecf86c6, O_RDWR) failed: No such file or directory (2) in Unknown on line 0 
PHP Warning:  Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/var/php_sessions) in Unknown on line 0 
PHP Warning:  session_start() [<a href='function.session-start'>function.session-start</a>]: open(/var/php_sessions/sess_cd9931f63118e645ca5d3704fecf86c6, O_RDWR) failed: No such file or directory (2) in /hermes/bosweb/web273/b2738/ipg.mydomaincom/admin/include/header.php on line 2 
PHP Warning:  Unknown: open(/var/php_sessions/sess_cd9931f63118e645ca5d3704fecf86c6, O_RDWR) failed: No such file or directory (2) in Unknown on line 0 
PHP Warning:  Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/var/php_sessions) in Unknown on line 0
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这是我用于login.php文档的代码:

<?php
    session_start ();
    require_once 'config/config.php';
    $auth = "SELECT username, password FROM admin";
  $dbi = mysql_query($auth, $connection);
  $row = mysql_fetch_array($dbi);

    if($_POST["username"] == $row['username'] && MD5($_POST["password"]) == $row['password'])

    {
        $_SESSION["Login"] = "true";
        header ("Location: index.php");
    }
    else 
        {
            $_SESSION["Login"] = "false";
            //error msg
            echo "<html>
            <head><title>Failed Login Attempt</title></head>
            <body>
            Ops! Unlucky guess, try again!  
            <a href='index.php'>Go Back</a>
            </body>
            </html>         
            ";  
    }
?>
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小智 7

第一步,检查目录是否/var/php_sessions/存在且Web服务器是否可写.