Bonjour, Voici le message d'erreur que j'ai :

Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in /var/www/vhosts/devis-t-shirt.com/httpdocs/affiche_devis.php on line 127

Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in /var/www/vhosts/devis-t-shirt.com/httpdocs/affiche_devis.php on line 133

Voici un bout de mon code :

Code : Sélectionner tout - Visualiser dans une fenêtre à part
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<?
}
else
{
if (($_REQUEST["contenu"] =="") || ($_REQUEST["contenu"] =="index"))
{
?>
<table>
<?
$limit=2;
if (!isset($_REQUEST["debut"])){ $debut = 0; }else { $debut = $_REQUEST["debut"]; }
$req = "select * from ticket WHERE etat='envoye' AND reponse_restant != 0 AND validation=1 order by id_ticket DESC;";
$res = mysql_query ($req,$connexion);
$nb = mysql_num_rows($res);   //Ligne 127
   
   $to_sort=array();

while ($ligne = mysql_fetch_array($res)) //Ligne 133
    {
    $array_ligne[$ligne['id_ticket']]=$ligne;
    $to_sort[] = $ligne['id_ticket'];

  }


$nb_to_sort = count($to_sort);
$i=$nb_to_sort;
Une solution SVP ?