Traceback (most recent call last):


 "D:\Python 35\lib\site-packages\vispy\gloo\gl\gl2.py", line 72, in _get_gl_func

func = getattr(_lib, name)


 "D:\Python 35\lib\ctypes\__init__.py", line 360, in __getattr__

func = self.__getitem__(name)


 "D:\Python 35\lib\ctypes\__init__.py", line 365, in __getitem__

func = self._FuncPtr((name_or_ordinal, self))
AttributeError: function 'glBlendFuncSeparate' not found

Traceback (most recent call last):

 "/home/gluten/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot/plugins/disco.py", line 106, in prepare
self._initialized.prepare()

 "/home/gluten/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot_apache/configurator.py", line 168, in prepare
'Cannot find Apache control command {0}'.format(restart_cmd))NoInstallationError: Cannot find Apache control command apache2ctl