just in case, if location or encoding is null when GenFace is run then return None, and catch this in person and show error on GUI -- for now uploading from a phone does odd things to the image format and fails to work in face_recognition.load_image()

shared.py

@@ -141,7 +141,7 @@ def GenFace(fname, model):
     img = face_recognition.load_image_file(fname)
     location = face_recognition.face_locations(img, model=model)
     encodings = face_recognition.face_encodings(img, known_face_locations=location)
-    if len(encodings):
+    if len(encodings) and len(location):
         return encodings[0].tobytes(), location[0]
     else:
         return None, None