eCommerce Extension to Display Stock Info

Traceback (most recent call last): File "/opt/flexerp/odoo/http.py", line 640, in _handle_exception return super(JsonRequest, self)._handle_exception(exception) File "/opt/flexerp/odoo/http.py", line 677, in dispatch result = self._call_function(**self.params) File "/opt/flexerp/odoo/http.py", line 333, in _call_function return checked_call(self.db, *args, **kwargs) File "/opt/flexerp/odoo/service/model.py", line 101, in wrapper return f(dbname, *args, **kwargs) File "/opt/flexerp/odoo/http.py", line 326, in checked_call result = self.endpoint(*a, **kw) File "/opt/flexerp/odoo/http.py", line 935, in __call__ return self.method(*args, **kw) File "/opt/flexerp/odoo/http.py", line 506, in response_wrap response = f(*args, **kw) File "/opt/flexerp/addons/web/controllers/main.py", line 889, in call_button action = self._call_kw(model, method, args, {}) File "/opt/flexerp/addons/web/controllers/main.py", line 877, in _call_kw return call_kw(request.env[model], method, args, kwargs) File "/opt/flexerp/odoo/api.py", line 681, in call_kw return call_kw_multi(method, model, args, kwargs) File "/opt/flexerp/odoo/api.py", line 672, in call_kw_multi result = method(recs, *args, **kwargs) File "/opt/flexerp/odoo/addons/base/module/module.py", line 410, in button_immediate_install return self._button_immediate_function(type(self).button_install) File "/opt/flexerp/odoo/addons/base/module/module.py", line 484, in _button_immediate_function modules.registry.Registry.new(self._cr.dbname, update_module=True) File "/opt/flexerp/odoo/modules/registry.py", line 82, in new odoo.modules.load_modules(registry._db, force_demo, status, update_module) File "/opt/flexerp/odoo/modules/loading.py", line 339, in load_modules loaded_modules, update_module) File "/opt/flexerp/odoo/modules/loading.py", line 237, in load_marked_modules loaded, processed = load_module_graph(cr, graph, progressdict, report=report, skip_modules=loaded_modules, perform_checks=perform_checks) File "/opt/flexerp/odoo/modules/loading.py", line 156, in load_module_graph _load_data(cr, module_name, idref, mode, kind='data') File "/opt/flexerp/odoo/modules/loading.py", line 95, in _load_data tools.convert_file(cr, module_name, filename, idref, mode, noupdate, kind, report) File "/opt/flexerp/odoo/tools/convert.py", line 845, in convert_file convert_xml_import(cr, module, fp, idref, mode, noupdate, report) File "/opt/flexerp/odoo/tools/convert.py", line 915, in convert_xml_import obj.parse(doc.getroot(), mode=mode) File "/opt/flexerp/odoo/tools/convert.py", line 796, in parse self.parse(rec, mode) File "/opt/flexerp/odoo/tools/convert.py", line 799, in parse self._tags[rec.tag](rec, de, mode=mode) File "/opt/flexerp/odoo/tools/convert.py", line 777, in _tag_template return self._tag_record(record, data_node) File "/opt/flexerp/odoo/tools/convert.py", line 707, in _tag_record id = self.env(context=rec_context)['ir.model.data']._update(rec_model, self.module, res, rec_id or False, not self.isnoupdate(data_node), noupdate=self.isnoupdate(data_node), mode=self.mode) File "/opt/flexerp/odoo/addons/base/ir/ir_model.py", line 1228, in _update record = record.create(values) File "/opt/flexerp/odoo/addons/base/ir/ir_ui_view.py", line 362, in create return super(View, self).create(self._compute_defaults(values)) File "/opt/flexerp/odoo/models.py", line 3838, in create self._fields[key].determine_inverse(record) File "/opt/flexerp/odoo/fields.py", line 1000, in determine_inverse getattr(records, self.inverse)() File "/opt/flexerp/odoo/addons/base/ir/ir_ui_view.py", line 220, in _inverse_arch view.write(data) File "/opt/flexerp/odoo/addons/base/ir/ir_ui_view.py", line 380, in write return super(View, self).write(self._compute_defaults(vals)) File "/opt/flexerp/odoo/models.py", line 3564, in write self._write(old_vals) File "/opt/flexerp/odoo/models.py", line 3715, in _write self._validate_fields(vals) File "/opt/flexerp/odoo/models.py", line 1083, in _validate_fields raise ValidationError("%s\n\n%s" % (_("Error while validating constraint"), tools.ustr(e))) ParseError: "Error while validating constraint Element '<xpath expr="//span[@class='input-group-addon']">' cannot be located in parent view Error context: View `product_quantity_add_cart` [view_id: 1146, xml_id: n/a, model: n/a, parent_id: 698] None" while parsing None:71, near <xpath expr="//span[@class='input-group-addon']" position="before">

Got to: Settings - Database Structur - Models Add public access rights to following models: stock.move stock.warehouse stock.quant product.uom stock.location open a model and change to tab: Access Rights Add an Item to each model: Group: empty Read Access: True Write Access: False Create Access: False Delete Access: False Name: [model name] public save changes

I Keep getting 403 error!! there's an issue with the permission!

Debug info: (u'Sorry, you are not allowed to access this document. Only users with the following access level are currently allowed to do that:\n- Inventory/Manager\n\t- Human Resources/Employee\n\t- Sales/See Own Leads\n\t- Purchases/User\n\t- Purchases/Manager\n\t- Point of Sale/User\n\t- Point of Sale/Manager\n\n(Document model: stock.warehouse)', None)