Error as below when i tried to install this module to odoo 12

[tanbui17021978]

Error: Odoo Server Error

Traceback (most recent call last): File "C:\Program Files (x86)\Odoo 12.0\server\odoo\http.py", line 654, in _handle_exception return super(JsonRequest, self)._handle_exception(exception) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\http.py", line 312, in _handle_exception raise pycompat.reraise(type(exception), exception, sys.exc_info()[2]) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\tools\pycompat.py", line 87, in reraise raise value File "C:\Program Files (x86)\Odoo 12.0\server\odoo\http.py", line 696, in dispatch result = self._call_function(self.params) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\http.py", line 344, in _call_function return checked_call(self.db, *args, *kwargs) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\service\model.py", line 97, in wrapper return f(dbname, args, kwargs) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\http.py", line 337, in checked_call result = self.endpoint(*a, kw) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\http.py", line 939, in call return self.method(*args, *kw) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\http.py", line 517, in response_wrap response = f(args, kw) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\addons\web\controllers\main.py", line 966, in call_button action = self._call_kw(model, method, args, {}) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\addons\web\controllers\main.py", line 954, in _call_kw return call_kw(request.env[model], method, args, kwargs) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\api.py", line 749, in call_kw return _call_kw_multi(method, model, args, kwargs) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\api.py", line 736, in _call_kw_multi result = method(recs, *args, *kwargs) File "", line 2, in button_immediate_install File "C:\Program Files (x86)\Odoo 12.0\server\odoo\addons\base\models\ir_module.py", line 71, in check_and_log return method(self, args, **kwargs) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\addons\base\models\ir_module.py", line 442, in button_immediate_install return self._button_immediate_function(type(self).button_install) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\addons\base\models\ir_module.py", line 535, in _button_immediate_function modules.registry.Registry.new(self._cr.dbname, update_module=True) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\modules\registry.py", line 86, in new odoo.modules.load_modules(registry._db, force_demo, status, update_module) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\modules\loading.py", line 421, in load_modules loaded_modules, update_module, models_to_check) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\modules\loading.py", line 313, in load_marked_modules perform_checks=perform_checks, models_to_check=models_to_check File "C:\Program Files (x86)\Odoo 12.0\server\odoo\modules\loading.py", line 188, in load_module_graph model_names = registry.load(cr, package) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\modules\registry.py", line 240, in load model = cls._build_model(self, cr) File "C:\Program Files (x86)\Odoo 12.0\server\odoo\models.py", line 439, in _build_model raise TypeError("Model %r does not exist in registry." % name) TypeError: Model 'hr.holidays' does not exist in registry.

[tanbui17021978]

Please help.