Odoo Server Error

Traceback (most recent call last):
  File "C:\Program Files\server\odoo\addons\base\models\ir_http.py", line 237, in _dispatch
    result = request.dispatch()
  File "C:\Program Files\server\odoo\http.py", line 685, in dispatch
    result = self._call_function(**self.params)
  File "C:\Program Files\server\odoo\http.py", line 361, in _call_function
    return checked_call(self.db, *args, **kwargs)
  File "C:\Program Files\server\odoo\service\model.py", line 94, in wrapper
    return f(dbname, *args, **kwargs)
  File "C:\Program Files\server\odoo\http.py", line 349, in checked_call
    result = self.endpoint(*a, **kw)
  File "C:\Program Files\server\odoo\http.py", line 914, in __call__
    return self.method(*args, **kw)
  File "C:\Program Files\server\odoo\http.py", line 533, in response_wrap
    response = f(*args, **kw)
  File "C:\Program Files\server\odoo\addons\web\controllers\main.py", line 1398, in call_button
    action = self._call_kw(model, method, args, kwargs)
  File "C:\Program Files\server\odoo\addons\web\controllers\main.py", line 1386, in _call_kw
    return call_kw(request.env[model], method, args, kwargs)
  File "C:\Program Files\server\odoo\api.py", line 399, in call_kw
    result = _call_kw_multi(method, model, args, kwargs)
  File "C:\Program Files\server\odoo\api.py", line 386, in _call_kw_multi
    result = method(recs, *args, **kwargs)
  File "", line 2, in button_immediate_install
  File "C:\Program Files\server\odoo\addons\base\models\ir_module.py", line 74, in check_and_log
    return method(self, *args, **kwargs)
  File "C:\Program Files\server\odoo\addons\base\models\ir_module.py", line 475, in button_immediate_install
    return self._button_immediate_function(type(self).button_install)
  File "C:\Program Files\server\odoo\addons\base\models\ir_module.py", line 593, in _button_immediate_function
    modules.registry.Registry.new(self._cr.dbname, update_module=True)
  File "C:\Program Files\server\odoo\modules\registry.py", line 89, in new
    odoo.modules.load_modules(registry._db, force_demo, status, update_module)
  File "C:\Program Files\server\odoo\modules\loading.py", line 461, in load_modules
    loaded_modules, update_module, models_to_check)
  File "C:\Program Files\server\odoo\modules\loading.py", line 349, in load_marked_modules
    perform_checks=perform_checks, models_to_check=models_to_check
  File "C:\Program Files\server\odoo\modules\loading.py", line 199, in load_module_graph
    registry.init_models(cr, model_names, {'module': package.name}, new_install)
  File "C:\Program Files\server\odoo\modules\registry.py", line 406, in init_models
    model.init()
  File "C:\Program Files\server\odoo\tools\misc.py", line 847, in deco
    return func(*args, **kwargs)
  File "C:\Program Files\server\odoo\addons\base\models\ir_config_parameter.py", line 53, in init
    params = self.sudo().search([('key', '=', key)])
  File "C:\Program Files\server\odoo\models.py", line 5057, in sudo
    return self.with_env(self.env(su=flag))
Exception

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "C:\Program Files\server\odoo\http.py", line 641, in _handle_exception
    return super(JsonRequest, self)._handle_exception(exception)
  File "C:\Program Files\server\odoo\http.py", line 317, in _handle_exception
    raise exception.with_traceback(None) from new_cause
TypeError: __call__() got an unexpected keyword argument 'su'