diff --git a/inc/mep_functions.php b/inc/mep_functions.php
index 4d2202e..e0832da 100755
--- a/inc/mep_functions.php
+++ b/inc/mep_functions.php
@@ -384,7 +384,7 @@ function mep_get_event_ticket_price_by_name($event, $type) {
     if (sizeof($ticket_type) > 0) {
         foreach ($ticket_type as $key => $val) {
             if ($val['option_name_t'] === $type) {
-                return $val['option_price_t'];
+                return array_key_exists('option_price_t',$val) ? $val['option_price_t'] : 0;
             }
         }
         return 0;
@@ -409,7 +409,7 @@ function mep_get_ticket_price_by_event($event, $type, $default_price = 0) {
         $all_ticket_tyle = get_post_meta($event, 'mep_event_ticket_type', true);
         foreach ($all_ticket_tyle as $key => $val) {
             if ($val['option_name_t'] === $type) {
-                return (int)$val['option_price_t'];
+                return array_key_exists('option_price_t',$val) ? (int)$val['option_price_t'] : 0;
             }
         }
     } else {
@@ -1023,7 +1023,7 @@ if (!function_exists('mep_attendee_status_update')) {
                 $event_ticket_info_arr    = wc_get_order_item_meta($item_id,'_event_ticket_info',true);
 
                 $org        = get_the_terms($event_id, 'mep_org');
-                $term_id    = $org[0]->term_id;
+                $term_id    = isset($org[0]->term_id) ? $org[0]->term_id : '';
                 $org_email  = get_term_meta( $term_id, 'org_email', true ) ? get_term_meta( $term_id, 'org_email', true ) : '';
 
                 if ($order->has_status('processing')) {
@@ -1249,7 +1249,7 @@ function mep_get_ticket_type_info_by_name($name, $event_id, $type ='option_qty_t
     foreach ($ticket_type_arr as $price) {
         $TicketName = str_replace("'", "", $price['option_name_t']);
         if ($TicketName === $name) {
-            $p = $price[$type];
+            $p = array_key_exists($type,$price) ? $price[$type] : '';
         }
     }
     return $p;
@@ -3479,7 +3479,7 @@ function mep_get_ticket_type_price_by_name($name, $event_id) {
     foreach ($ticket_type_arr as $price) {
         $TicketName = str_replace("'", "", $price['option_name_t']);
         if ($TicketName === $name) {
-            $p = $price['option_price_t'];
+            $p = array_key_exists('option_price_t',$price) ? esc_html($price['option_price_t']) : 0;
         }
     }
     return $p;
@@ -5404,7 +5404,6 @@ function mep_add_cart_btn_icon($event_id){
 
 $button = apply_filters('mep_cart_icon',"<i class='fa fa-shopping-cart'></i>",$event_id);
 
-
 echo '<span class="mep-cart-btn-icon">'.$button.'</span>';
 
-} 
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/inc/template-prts/event_ticket_type_loop_list.php b/inc/template-prts/event_ticket_type_loop_list.php
index a490d1c..806f42b 100644
--- a/inc/template-prts/event_ticket_type_loop_list.php
+++ b/inc/template-prts/event_ticket_type_loop_list.php
@@ -44,12 +44,12 @@ if (!function_exists('mep_event_ticket_type_loop_list_html')) {
             $ticket_type_qty        = array_key_exists('option_qty_t',$field) ? $field['option_qty_t'] : 0;
             $ticket_type_price      = array_key_exists('option_price_t',$field) ? $field['option_price_t'] : 0;
             $qty_t_type             = $ticket_type;
-            $total_quantity         = isset($field['option_qty_t']) ? $field['option_qty_t'] : 0;
-            $ticket_details         = isset($field['option_details_t']) ? $field['option_details_t'] : '';            
+            $total_quantity         = array_key_exists('option_qty_t',$field) ? $field['option_qty_t'] : 0;
+            $ticket_details         = array_key_exists('option_details_t',$field) ? esc_html($field['option_details_t']) : '';            
             $sale_start_datetime    = apply_filters('mep_sale_start_datetime',date('Y-m-d H:i',strtotime(get_the_date('Y-m-d H:i:s',$post_id))),$post_id, $field);            
-            $sale_end_datetime      = isset($field['option_sale_end_date_t']) && !empty($field['option_sale_end_date_t']) ? date('Y-m-d H:i',strtotime($field['option_sale_end_date_t'])) : date('Y-m-d H:i',strtotime($event_expire_date));
-            $default_qty            = isset($field['option_default_qty_t']) && $field['option_default_qty_t'] > 0 ? $field['option_default_qty_t'] : 0;
-            $total_resv_quantity    = isset($field['option_rsv_t']) ? $field['option_rsv_t'] : 0;
+            $sale_end_datetime      = array_key_exists('option_sale_end_date_t',$field) && !empty($field['option_sale_end_date_t']) ? date('Y-m-d H:i',strtotime($field['option_sale_end_date_t'])) : date('Y-m-d H:i',strtotime($event_expire_date));
+            $default_qty            = array_key_exists('option_default_qty_t',$field) && $field['option_default_qty_t'] > 0 ? $field['option_default_qty_t'] : 0;
+            $total_resv_quantity    = array_key_exists('option_rsv_t',$field) ? $field['option_rsv_t'] : 0;
             $event_date             = get_post_meta($post_id, 'event_start_date', true) . ' ' . get_post_meta($post_id, 'event_start_time', true);
             $event_start_date       = get_post_meta($post_id, 'event_start_date', true) . ' ' . get_post_meta($post_id, 'event_start_time', true);