Sara Waled

icon location Hi 👋, I'm Sara Waled A passionate Software Engineer from Egypt

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cv2.error: NULL window handler in function 'cvSetMouseCallback'

cv2.error: opencv(4.6.0) d:\a\opencv-python\opencv-python\opencv\modules\highgui\src\window_w32.cpp:1261: error: (-27:null pointer) null window: 'geeksforgeeks' in function 'cvdestroywindow' solved by cv2.namedWindow("GeeksForGeeks") cv2.destroyWindow("GeeksForGeeks")