Hi,
The cause maybe is the Google map API issue. Please go to the file app\design\frontend\sns_aio\default\template\sns\blocks\utilities\gmap.phtml, find and replace the code bellow
<script src="https://maps.googleapis.com/maps/api/js?v=3.17.15&sensor=false"></script>
By:
<script src="https://maps.googleapis.com/maps/api/js?v=3&sensor=false"></script>
Thanks,
