Internal server error when logging in

[RichardNevell]

When navigating to https://monumental.toolforge.org/#/ and trying to log in with the button in the top right, the following error message appears:

Internal server error
<ExceptionInfo [requests.exceptions.SSLError: HTTPSConnectionPool(host='commons.wikimedia.org', port=443): Max retries exceeded with url: /w/index.php?title=Special%3AOAuth%2Finitiate (Caused by SSLError(SSLError(1, u'[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:581)'),))] (16 frames, last=Callpoint('send', 514, 'requests.adapters', '/data/project/monumental/www/python/venv/local/lib/python2.7/site-packages/requests/adapters.py', 1014, ' raise SSLError(e, request=request)'))>