Traceback (most recent call last):
  File "/Users/koldo/Proyectos/www/mysupersecretproject/mysupersecretapi/xenapi/xenapi/cloudapi/xenactions.py", line 390, in vm_provision
    new_vbd = session.xenapi.VBD.create(new_vbd_conf)
  File "/Users/koldo/Proyectos/www/mysupersecretproject/mysupersecretapi/xenapi/xenapi/cloudapi/management/commands/XenAPI.py", line 234, in __call__
    return self.__send(self.__name, args)
  File "/Users/koldo/Proyectos/www/mysupersecretproject/mysupersecretapi/xenapi/xenapi/cloudapi/management/commands/XenAPI.py", line 138, in xenapi_request
    result = _parse_result(getattr(self, methodname)(*full_params))
  File "/Users/koldo/Proyectos/www/mysupersecretproject/mysupersecretapi/xenapi/xenapi/cloudapi/management/commands/XenAPI.py", line 208, in _parse_result
    raise Failure(result['ErrorDescription'])
Failure