Traceback (most recent call last):

 "/usr/lib/python2.7/wsgiref/handlers.py", line 85, in run
self.result = application(self.environ, self.start_response)

 "/srv/zulip-venv/local/lib/python2.7/site-packages/django/core/handlers/wsgi.py", line 170, in __call__
self.load_middleware()

 "/srv/zulip-venv/local/lib/python2.7/site-packages/django/core/handlers/base.py", line 50, in load_middleware
mw_class = import_string(middleware_path)

 "/srv/zulip-venv/local/lib/python2.7/site-packages/django/utils/module_loading.py", line 26, in import_string
module = import_module(module_path)

 "/usr/lib/python2.7/importlib/__init__.py", line 37, in import_module
__import__(name)

 "/srv/zulip/zerver/middleware.py", line 16, in <module>
from zerver.lib.bugdown import get_bugdown_time, get_bugdown_requests

 "/srv/zulip/zerver/lib/bugdown/__init__.py", line 1132, in <module>
maybe_update_realm_filters(domain=None)

 "/srv/zulip/zerver/lib/bugdown/__init__.py", line 1123, in maybe_update_realm_filters
make_realm_filters(domain, filters)

 "/srv/zulip/zerver/lib/bugdown/__init__.py", line 1112, in make_realm_filters
"realm": [domain, "Realm name"]})

 "/srv/zulip/zerver/lib/bugdown/__init__.py", line 1083, in make_md_engine
guess_lang=FalseTypeError: makeExtension() got an unexpected keyword argument 'linenums'
Traceback (most recent call last):

 "D:\03Anaconda3\lib\site-packages\qtawesome\iconic_font.py", line 187, in pixmap
self.paint(QPainter(pm), QRect(QPoint(0, 0), size), mode, state)

 "D:\03Anaconda3\lib\site-packages\qtawesome\iconic_font.py", line 182, in paint
self.iconic, painter, rect, mode, state, self.options)

 "D:\03Anaconda3\lib\site-packages\qtawesome\iconic_font.py", line 82, in paint
self._paint_icon(iconic, painter, rect, mode, state, opt)

 "D:\03Anaconda3\lib\site-packages\qtawesome\iconic_font.py", line 88, in _paint_icon
char = options['char']KeyError: 'char'