In the ArcGIS Experience Builder Map widget, the default basemap will not load if the basemap tool is used to change the basemap, closed, reopened, and reset to the default basemap.

Solución alternativa

Refreshing the page resolves the behavior. Currently, a Text widget is being used to advise this.

The behavior does not present when using the Basemap widget, rather than the basemap tool within the Map widget.

Pasos para reproducir