SIGPIPE wrapper installed at 2021-08-05 19:59:11
[326568]: u'https://www.youtube.com/watch?v=TOTmDaAr84M'
exception: Traceback (most recent call last):
File "/home/sojkovec/Stažené/youtube-dl-firefox-addon/app/firefox-command-runner.py", line 109, in
receivedMessage = json.loads(encodedMessage) # if this fails, we try it again
File "/usr/lib64/python2.7/json/__init__.py", line 339, in loads
return _default_decoder.decode(s)
File "/usr/lib64/python2.7/json/decoder.py", line 364, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "/usr/lib64/python2.7/json/decoder.py", line 382, in raw_decode
raise ValueError("No JSON object could be decoded")
ValueError: No JSON object could be decoded

[352475]: u'https://www.youtube.com/watch?v=TOTmDaAr84M'

Copy&Paste method of using youtube-dl is still best. Watch the video, funny indeed.