Traceback error

[SakthiBalan07]

(gest) C:\Users\vigne\Gesture-Controlled-Virtual-Mouse\src>python Gesture_Controller.py
INFO: Created TensorFlow Lite XNNPACK delegate for CPU.
Traceback (most recent call last):
File "Gesture_Controller.py", line 600, in
gc1.start()
File "Gesture_Controller.py", line 596, in start
cv2.destroyAllWindows()
cv2.error: OpenCV(4.2.0) C:\projects\opencv-python\opencv\modules\highgui\src\window.cpp:645: error: (-2:Unspecified error) The function is not implemented. Rebuild the library with Windows, GTK+ 2.x or Cocoa support. If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script in function 'cvDestroyAllWindows'