[Average]

Error: 
Fatal error: Call to a member function fetchColumn() on a non-object in X:\wamp\www\Stresser\ajax\login.php on line 101


Line 101:
$attempts=$odb->query("SELECT COUNT(*) FROM `loginlogs` WHERE `ip` = '$ip' AND `username` LIKE '%failed' AND `date` BETWEEN '$date' AND UNIX_TIMESTAMP()")->fetchColumn(0);

Please help someone :c