QGeoPositionInfoSource will crash the phone when no location method is selected in system configure

Go to my phone->Apps->Location->Positioning->Positioning methods, disable all the positioning methods.

using the QGeoPositionInfoSource to create a default location source, like the following code:
QGeoPositionInfoSource *location = QGeoPositionInfoSource::createDefaultSource(this);
This Qt API will crash the phone when all positioning methods are disabled.