Traceback (most recent call last):

 File "/usr/lib/pymodules/python2.7/django/core/handlers/base.py", line 111, in get_response
   response = callback(request, *callback_args, **callback_kwargs)

 File "/usr/lib/pymodules/python2.7/django/contrib/auth/decorators.py", line 23, in _wrapped_view
   return view_func(request, *args, **kwargs)

 File "/srv/Projects/at_production/logs/decorators.py", line 20, in wrapper
   return fn(*args, **kargs) #Ejecutamos el controlador adecuado

 File "/srv/Projects/at_production/admintotal/decorators.py", line 28, in _wrapped_view
   return view_func(request, *args, **kwargs)

 File "/srv/Projects/at_production/admintotal/views.py", line 4387, in factura_edit
   return movimiento_edit(request, id=id, tipo='salida')

 File "/usr/lib/pymodules/python2.7/django/contrib/auth/decorators.py", line 23, in _wrapped_view
   return view_func(request, *args, **kwargs)

 File "/srv/Projects/at_production/annoying/decorators.py", line 74, in wrapper
   output = function(request, *args, **kwargs)

 File "/srv/Projects/at_production/logs/decorators.py", line 20, in wrapper
   return fn(*args, **kargs) #Ejecutamos el controlador adecuado

 File "/srv/Projects/at_production/admintotal/views.py", line 4947, in movimiento_edit
   movimiento.factura_xml()

 File "/usr/lib/pymodules/python2.7/django/db/transaction.py", line 217, in inner
   res = func(*args, **kwargs)

 File "/srv/Projects/at_production/admintotal/models.py", line 4500, in factura_xml
   p_dgst = Popen(["openssl", "dgst", "-sha1", "-sign", cf.pem_path(), co_path,], stdout=PIPE, close_fds=settings.CLOSE_FDS)

 File "/usr/lib/python2.7/subprocess.py", line 679, in __init__
   errread, errwrite)

 File "/usr/lib/python2.7/subprocess.py", line 1133, in _execute_child
   self.pid = os.fork()

OSError: [Errno 12] Cannot allocate memory