UnboundLocalError: local variable 'face_detector' referenced before assignment

[ccoa]

I executed agegenderemotion_webcam.py and I got the following error message:

Using TensorFlow backend.
Warning, check if models and trained dataset models exists!
Traceback (most recent call last):
File "/home/omar/eclipse-workspace/libfaceid/agegenderemotion_webcam.py", line 192, in
main(parse_arguments(sys.argv[1:]))
File "/home/omar/eclipse-workspace/libfaceid/agegenderemotion_webcam.py", line 177, in main
run(cam_index, cam_resolution)
File "/home/omar/eclipse-workspace/libfaceid/agegenderemotion_webcam.py", line 147, in run
cam_index)
File "/home/omar/eclipse-workspace/libfaceid/agegenderemotion_webcam.py", line 81, in process_facedetection
faces = face_detector.detect(frame)
UnboundLocalError: local variable 'face_detector' referenced before assignment