I'm trying to get a connection from Power BI desktop and my organization's Azure DevOps. URL is currently : https://dev.azure.com/{organization}/{project}
In Power BI, I use the "Azure DevOps Server (Boards only)" type of data connection.
I'm prompted with this :

After entering "organization" in "collection URL" text box, and "project" in "Team project" text box, I got this error :

Do you have any suggestions? Could it be Firewall?
