On peut continuer<br />
<b>Notice</b>:  Undefined index: ponctuel in <b>/public_html/boutique/valid_panier.php</b> on line <b>15</b><br />
<br />
<b>Notice</b>:  Undefined variable: res in <b>/public_html/boutique/valid_panier.php</b> on line <b>23</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function fetch_array() on null in /public_html/boutique/valid_panier.php:23
Stack trace:
#0 {main}
  thrown in <b>/public_html/boutique/valid_panier.php</b> on line <b>23</b><br />