Problème avec mysql_num_rows
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:
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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 ?