I'm developing an OpenERP module and it contains too many class and when i try to install it i go that errors and i can't find which class have this error what should i do (i develop with eclipse IDE)

Traceback (most recent call last):

File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\http.py", line 517, in _handle_exception return super(JsonRequest, self)._handle_exception(exception) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\http.py", line 538, in dispatch result = self._call_function(**self.params) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\http.py", line 294, in _call_function return checked_call(self.db, *args, **kwargs) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\service\model.py", line 113, in wrapper return f(dbname, *args, **kwargs) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\http.py", line 291, in checked_call return self.endpoint(*a, **kw) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\http.py", line 754, in __call__ return self.method(*args, **kw) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\http.py", line 387, in response_wrap response = f(*args, **kw) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\addons\web\controllers\main.py", line 953, in call_button action = self._call_kw(model, method, args, {}) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\addons\web\controllers\main.py", line 941, in _call_kw return getattr(request.registry.get(model), method)(request.cr, request.uid, *args, **kwargs) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\api.py", line 237, in wrapper return old_api(self, *args, **kwargs) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\addons\base\module\module.py", line 450, in button_immediate_install return self._button_immediate_function(cr, uid, ids, self.button_install, context=context) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\api.py", line 237, in wrapper return old_api(self, *args, **kwargs) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\addons\base\module\module.py", line 498, in _button_immediate_function registry = openerp.modules.registry.RegistryManager.new(cr.dbname, update_module=True) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\modules\registry.py", line 341, in new openerp.modules.load_modules(registry._db, force_demo, status, update_module) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\modules\loading.py", line 358, in load_modules loaded_modules, update_module) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\modules\loading.py", line 263, in load_marked_modules loaded, processed = load_module_graph(cr, graph, progressdict, report=report, skip_modules=loaded_modules, perform_checks=perform_checks) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\modules\loading.py", line 158, in load_module_graph models = registry.load(cr, package) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\modules\registry.py", line 148, in load model = cls._build_model(self, cr) File "C:\Users\Mostafa\PycharmProjects\odoo\odoo8\openerp\models.py", line 653, in _build_model '_inherits': dict(cls._inherits),

ValueError: dictionary update sequence element #0 has length 11; 2 is required