in my script there is an error Notice: Undefined index: adObjID in /home/reffsite/xxxx.com/sell-edit-item.php on line 28
I don't know what is the problem for real since im not good in coding
/* Variables */
$adObjID = $_GET['adObjID'];
$adObj = new ParseObject('Ads', $adObjID);
$adObj->fetch();
this is the line 28
anyone can help me solve this please