I am having a problem when calling the UIImagePickerController to use the camera. Sometimes, but more often than none, the preview screen shows to be black (as the camera itsel
While it could be an issue that depends on many factor, as shown from the successful solutions provided by other members, I think it's worth mentioning the fact that the user might have denied permissions for camera usage (Under Privacy->Camera->Your application) and thus the camera shows, but displays a black preview screen. It just happened to me, and it depended from a bug in the early development stage in which that question was never seen by the user because of overlapping alerts.