cv2.error: opencv(4.2.0) c:\projects\opencv-python\opencv\modules\imgproc\src\color.cpp:182: error: (-215:assertion failed) !_src.empty() in function 'cv::cvtcolor'

5

cv2.error: opencv(4.2.0) c:\projects\opencv-python\opencv\modules\imgproc\src\color.cpp:182: error: (-215:assertion failed) !_src.empty() in function 'cv::cvtcolor'

function

By Wooden Hammer Megan Gerhold at Jun 18 2020

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error: (-215:assertion failed) !_src.empty() in function 'cv::cvtcolor'
opencv(4.4.0) c:\users\appveyor\appdata\local\temp\1\pip-req-build-71670poj\opencv\modules\imgproc\src\color.cpp:182: error: (-215:assertion failed) !_src.empty() in function
cv2.error: opencv(4.3.0) /io/opencv/modules/imgproc/src/drawing.cpp:2374: error: (-215:assertion failed) p.checkvector(2, cv_32s) >= 0 in function 'fillpoly'
opencv(4.5.1) c:\users\appveyor\appdata\local\temp\1\pip-req-build-kh7iq4w7\opencv\modules\imgproc\src\resize.cpp:4051: error: (-215:assertion failed) !ssize.empty() in function
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error: (-215:assertion failed) size.width>0 && size.height>0 in function 'cv::imshow'
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