Forum Discussion
Add "allow-same-origin" value to iframe's attribute sandbox
I'm developing a custom visual for map visualization and encounter the following error: "Uncaught DOMException: Failed to read the 'sessionStorage' property from 'Window': The document is sandbo...
The map is possible because there is a mapbox visual training for Power BI that uses them. Something else is causing the error. How can we trouble shoot?
Mapbox Tutorial Power BI 101 https://www.youtube.com/watch?v=0w589b5_Z3o