je peux pas ouvrir une session et créer des variables de session j'ai toujours ces messages en exécution:

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Warning: session_start(): open(C:\Program Files\EasyPHP1-7\tmp\\sess_d83b7085a2910f48a6f1ac55c394505c, O_RDWR) failed: No such file or directory (2) in c:\program files\easyphp1-8\www\sp2c\connexion.php on line 40
 
Warning: Unknown(): open(C:\Program Files\EasyPHP1-7\tmp\\sess_d83b7085a2910f48a6f1ac55c394505c, O_RDWR) failed: No such file or directory (2) in Unknown on line 0
 
Warning: Unknown(): Failed to write session data (files). Please verify that the current setting of session.save_path is correct (C:\Program Files\EasyPHP1-7\tmp\) in Unknown on line 0

et voici mon code:

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$query = "Select * From users where Log = '".$_POST['PHP_AUTH_USER']."' and Pass = '".$_POST['PHP_AUTH_PW']."'";
    $resultat = mysql_query($query);
    if(mysql_num_rows($resultat) != 0)
        {
              $id_user = $resultat['id'];
        	 $log = $resultat['Log'];
        	 $pass = $resultat['Pass'];
              session_start();
             $_SESSION['last_access']=time();
        	 $_SESSION['id_user'] = $id_user;
             $_SESSION['Log'] = $log;
             $_SESSION['Pass'] = $pass;
}