Chapter5_NumberPlateRecognition Seed point is outside of image

[sayednadeemali]

I am getting this error while running on a video.
OpenCV Error: One of arguments' values is out of range (Seed point is outside of image) in cv::floodFill, file C:\build\master_winpack-build-win64-vc14\opencv\

OS:-windows7
compiler: MSVC14