Traceback (most recent call last):

  File "/home/arun/Odoo_new/openerp/http.py", line 646, in _handle_exception return super(JsonRequest, self)._handle_exception(exception) File "/home/arun/Odoo_new/openerp/http.py", line 683, in dispatch result = self._call_function(**self.params) File "/home/arun/Odoo_new/openerp/http.py", line 319, in _call_function return checked_call(self.db, *args, **kwargs) File "/home/arun/Odoo_new/openerp/service/model.py", line 118, in wrapper return f(dbname, *args, **kwargs) File "/home/arun/Odoo_new/openerp/http.py", line 312, in checked_call result = self.endpoint(*a, **kw) File "/home/arun/Odoo_new/openerp/http.py", line 962, in __call__ return self.method(*args, **kw) File "/home/arun/Odoo_new/openerp/http.py", line 512, in response_wrap response = f(*args, **kw) File "/home/arun/Odoo_new/addons/web/controllers/main.py", line 897, in call_kw return self._call_kw(model, method, args, kwargs) File "/home/arun/Odoo_new/addons/web/controllers/main.py", line 889, in _call_kw return getattr(request.registry.get(model), method)(request.cr, request.uid, *args, **kwargs) File "/home/arun/Odoo_new/openerp/api.py", line 250, in wrapper return old_api(self, *args, **kwargs) File "/home/arun/Odoo_new/addons/stock_account/product.py", line 76, in create return super(product_template, self).create(cr, uid, vals, context=context) File "/home/arun/Odoo_new/openerp/api.py", line 250, in wrapper return old_api(self, *args, **kwargs) File "/home/arun/Odoo_new/openerp/api.py", line 354, in old_api result = method(recs, *args, **kwargs) File "/home/arun/custom_2512/product_code/models/product.py", line 47, in create vals['item_sequence'] = categ.sequence_id.next_by_id() File "/home/arun/Odoo_new/openerp/api.py", line 248, in wrapper return new_api(self, *args, **kwargs) File "/home/arun/Odoo_new/openerp/addons/base/ir/ir_sequence.py", line 259, in next_by_id return self._next() File "/home/arun/Odoo_new/openerp/addons/base/ir/ir_sequence.py", line 245, in _next return self._next_do() File "/home/arun/Odoo_new/openerp/addons/base/ir/ir_sequence.py", line 187, in _next_do number_next = _update_nogap(self, self.number_increment) File "/home/arun/Odoo_new/openerp/addons/base/ir/ir_sequence.py", line 61, in _update_nogap self.env.cr.execute("SELECT number_next FROM %s WHERE id=%s FOR UPDATE NOWAIT" % (self._table, self.id)) File "/home/arun/Odoo_new/openerp/sql_db.py", line 141, in wrapper return f(self, *args, **kwargs) File "/home/arun/Odoo_new/openerp/sql_db.py", line 220, in execute res = self._obj.execute(query, params)ProgrammingError: operator does not exist: integer = booleanLINE 1: SELECT number_next FROM ir_sequence WHERE id=False FOR UPDAT...

                                                    ^HINT: No operator matches the given name and argument type(s). You might need to add explicit type casts.