sankakucomplex error when no tag found

[wankio]

urllib3.connectionpool: https://chan.sankakucomplex.com:443 "GET /post/show/9140846 HTTP/1.1" 200 None
sankaku: An unexpected error occurred: TypeError - expected string or bytes-like object. Please run gallery-dl again with the --verbose flag, copy its output and report this issue on https://github.com/mikf/gallery-dl/issues .
sankaku:
Traceback (most recent call last):
File "c:\users\gen32uc\appdata\local\programs\python\python37\lib\site-packages\gallery_dl\job.py", line 54, in run
for msg in self.extractor:
File "c:\users\gen32uc\appdata\local\programs\python\python37\lib\site-packages\gallery_dl\extractor\sankaku.py", line 50, in items
post = self.get_post_data(post_id)
File "c:\users\gen32uc\appdata\local\programs\python\python37\lib\site-packages\gallery_dl\extractor\sankaku.py", line 104, in get_post_data
for tag_type, tag_name in pattern.findall(tags_html):
TypeError: expected string or bytes-like object