Salient 8.5.4 is Now Compatible with Woocommerce 3.3.1 . Kindly update the Theme if you have updated Woocommerce . 

Okay
  Print

Map marker icon not showing

No Additional plugin is needed. Please make sure you've activated location #1 and entered your lat/lng for that as well - just adding a lat/lng to the map center point won't add a marker.