Traceback (most recent call last):


 "./CTFd/__init__.py", line 11, in <module>

from CTFd.utils import cache, migrate, migrate_upgrade, migrate_stamp


 "./CTFd/utils.py", line 21, in <module>

from flask_caching import Cache
ImportError: No module named flask_caching

Traceback (most recent call last):


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpbt_jbnlh\build\youtube_dl\YoutubeDL.py", line 785, in extract_info


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpbt_jbnlh\build\youtube_dl\extractor\common.py", line 440, in extract


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpbt_jbnlh\build\youtube_dl\extractor\facebook.py", line 422, in _real_extract


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpbt_jbnlh\build\youtube_dl\extractor\facebook.py", line 337, in _extract_from_url
youtube_dl.utils.ExtractorError: Cannot parse data; 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.
