Traceback (most recent call last):

 "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 666, in extract_info
ie_result = ie.extract(url)

 "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 319, in extract
raise ExtractorError('An extractor error has occurred.', cause=e)ExtractorError: An extractor error has occurred. (caused by KeyError(u'output_list',)); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type
youtube-dl -U
to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):


 "train.py", line 436, in <module>

train()
# train normally


 "train.py", line 80, in train

model = Darknet(cfg, arc=opt.arc).to(device)


 "/home/kevin56781270/new_darknet_v1/yolov3-master/models.py", line 256, in __init__

self.module_list, self.routs = create_modules(self.module_defs, img_size, arc)


 "/home/kevin56781270/new_darknet_v1/yolov3-master/models.py", line 27, in create_modules

size = mdef['size']
KeyError: 'size'
