Please do the below change:
1) Open wp-content/themes/vertoh-child/functions.php
2) Add the below code after PHP tag <?php
add_action( ‘wp_enqueue_scripts’, ‘vertoh_child_custom_js’, 100);
function vertoh_child_custom_js(){
wp_dequeue_script(‘vertoh-maps’);
wp_enqueue_script(‘vertoh-child-maps’, get_stylesheet_directory_uri() . ‘/js/map.js’, array(‘jquery’, ‘vertoh-gmaps’), false, true);
}
3) Create js folder inside vertoh-child
4) Copy wp-content/themes/vertoh/js/map.js to wp-content/themes/vertoh-child/js
5) Open wp-content/themes/vertoh-child/js/map.js
6) Around line number 28, you can find:
title: pois[i].poi_address,
7) Please remove or change this to:
//title: pois[i].poi_address,
8) Save the file.
This will solve the issue.