Traceback (most recent call last):

 "/home/viki/devel/monarch/code/trunk/catkin_ws/src/rospy_utils/src/test/test_param_utils.py", line 127, in <module>
sysargs='--cov')

 "/opt/ros/hydro/lib/python2.7/dist-packages/rostest/__init__.py", line 142, in rosrun
_stop_coverage(package)

 "/opt/ros/hydro/lib/python2.7/dist-packages/rostest/__init__.py", line 221, in _stop_coverage
_cov.stop()TypeError: can only concatenate list (not "str") to list
Traceback (most recent call last):

 "/home/mrthrowaway/youtube-dl/youtube_dl/YoutubeDL.py", line 656, in extract_info
ie_result = ie.extract(url)

 "/home/mrthrowaway/youtube-dl/youtube_dl/extractor/common.py", line 275, in extract
return self._real_extract(url)

 "/home/mrthrowaway/youtube-dl/youtube_dl/extractor/pornhd.py", line 50, in _real_extract
webpage, 'sources')))

 "/home/mrthrowaway/youtube-dl/youtube_dl/extractor/common.py", line 557, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)RegexNotFoundError: Unable to extract sources; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see
https://yt-dl.org/update
on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.