on mapsly guide, i've done with following step Provide account info, Select the Mapsly features, Grant Mapsly access to my CRM data. for the step Choose objects (modules) to be imported to Mapsly, i cant select the object because still loading and have notification " data refresh failed ".
We recomend you to contact Mapsly support in order to resolve this issue. Creatio indeed supports Mapsly, however we are unable to assist you or provide instruction on resolution for such a specific problem.