backend/app/plugins/wiaas/includes/class-wiaas-checkout.php

@@ -13,7 +13,8 @@ class Wiaas_Checkout {
 			$item_id =  $item['data']->get_id();
 			if (wc_pb_is_bundle_container_cart_item($item) && 
 				(Wiaas_Package_Status::get_package_status($item_id) !== Wiaas_Package_Status::AVAILABLE)){
-					throw new Exception('Package ' . $item['data']->get_title() . ' cannot be purchased at the moment');
+					wc_add_notice( 'Package ' . $item['data']->get_title() . ' cannot be purchased at the moment', 'error' );
+					return false;
 			}	
 		}
 	}
@@ -32,6 +33,9 @@ class Wiaas_Checkout {
 			wc_set_time_limit( 0 );
 
 			do_action( 'woocommerce_before_checkout_process' );
+			if(wc_notice_count( 'error' ) > 0) {
+				return false;
+			}
 			$customer = wp_get_current_user();
 
 			$order_id = WC()->checkout()->create_order(array());