$query_handle = $db->prepare($query);
        $query_handle->execute();
        while(my @row = $query_handle->fetchrow_array()) { #ERROR HERE
           
            #~ Update only available data to 'Email Received' status
            if ($row[0] eq '1') {
                $query = "update radar_data set status=2 where dataid=$row[1] and datatype=$data_type and hasid ='$HAS_break[5]';";
                $query_handle = $db->prepare($query);
                $query_handle->execute();
            }
        }