Traceback (most recent call last):


 "/usr/lib64/python3.6/site-packages/youtube_dl/YoutubeDL.py", line 792, in extract_info

ie_result = ie.extract(url)


 "/usr/lib64/python3.6/site-packages/youtube_dl/extractor/common.py", line 507, in extract

ie_result = self._real_extract(url)


 "/usr/lib64/python3.6/site-packages/youtube_dl/extractor/screencast.py", line 94, in _real_extract

raise ExtractorError('Cannot find video')
youtube_dl.utils.ExtractorError: Cannot find video;

Traceback (most recent call last):


 "c:\dev\python38\lib\site-packages\youtube_dl\YoutubeDL.py", line 807, in extract_info

return self.process_ie_result(ie_result, download, extra_info)


 "c:\dev\python38\lib\site-packages\youtube_dl\YoutubeDL.py", line 862, in process_ie_result

return self.process_video_result(ie_result, download=download)


 "c:\dev\python38\lib\site-packages\youtube_dl\YoutubeDL.py", line 1634, in process_video_result

raise ExtractorError('requested format not available',
youtube_dl.utils.ExtractorError: requested format not available
