Unable to uninstall, get an error

Created by: lapagept

Odoo 8.0, trying to install stock_picking_cancel

Odoo Server Error

Traceback (most recent call last): File "/home/odoo/openerp/http.py", line 525, in _handle_exception return super(JsonRequest, self)._handle_exception(exception) File "/home/odoo/openerp/http.py", line 562, in dispatch result = self._call_function(**self.params) File "/home/odoo/openerp/http.py", line 302, in _call_function return checked_call(self.db, *args, **kwargs) File "/home/odoo/openerp/service/model.py", line 113, in wrapper return f(dbname, *args, **kwargs) File "/home/odoo/openerp/http.py", line 299, in checked_call return self.endpoint(*a, **kw) File "/home/odoo/openerp/http.py", line 791, in call return self.method(*args, **kw) File "/home/odoo/openerp/http.py", line 395, in response_wrap response = f(*args, **kw) File "/home/odoo/addons/web/controllers/main.py", line 953, in call_button action = self._call_kw(model, method, args, {}) File "/home/odoo/addons/web/controllers/main.py", line 941, in _call_kw return getattr(request.registry.get(model), method)(request.cr, request.uid, *args, **kwargs) File "/home/odoo/openerp/api.py", line 241, in wrapper return old_api(self, *args, **kwargs) File "/home/odoo/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 "/home/odoo/openerp/api.py", line 241, in wrapper return old_api(self, *args, **kwargs) File "/home/odoo/openerp/addons/base/module/module.py", line 498, in _button_immediate_function registry = openerp.modules.registry.RegistryManager.new(cr.dbname, update_module=True) File "/home/odoo/openerp/modules/registry.py", line 346, in new openerp.modules.load_modules(registry._db, force_demo, status, update_module) File "/home/odoo/openerp/modules/loading.py", line 363, in load_modules loaded_modules, update_module) File "/home/odoo/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 "/home/odoo/openerp/modules/loading.py", line 158, in load_module_graph models = registry.load(cr, package) File "/home/odoo/openerp/modules/registry.py", line 148, in load model = cls._build_model(self, cr) File "/home/odoo/openerp/models.py", line 595, in _build_model original_module = pool[name]._original_module if name in parents else cls._module File "/home/odoo/openerp/modules/registry.py", line 101, in getitem return self.models[model_name] KeyError: 'stock.picking.in'