When opening a survey form in ArcGIS Survey123, one the following error messages is returned:
Error: Unable to connect. Position source closed.
ArcGIS Survey123 is unable to access the location information of the machine or device as the location settings on the machine or device is toggled off.
Enable the permission from the Location Privacy Settings in Windows
Enable the permission from the Location Privacy Settings in Mac iOS
The following image shows the error message is no longer displayed in ArcGIS Survey123.