i used to have attributes and variants in my odoo earler, then i deactivated them, now after long time i am trying use again, I activated the variants option and now trying to add colorsone product, but its giving me this error, please help. i am on odoo 19 enterprise. Thanks ​

RPC_ERROR Odoo Server Error Occured on atmashop.odoo.com on model product.template on 2026-04-11 23:33:42 GMT Traceback (most recent call last): File "/home/odoo/src/odoo/19.0/odoo/http.py", line 2298, in _serve_db return service_model.retrying(serve_func, env=self.env) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/service/model.py", line 188, in retrying result = func() ^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/http.py", line 2353, in _serve_ir_http response = self.dispatcher.dispatch(rule.endpoint, args) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/http.py", line 2568, in dispatch result = self.request.registry['ir.http']._dispatch(endpoint) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/addons/base/models/ir_http.py", line 355, in _dispatch result = endpoint(**request.params) ^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/http.py", line 808, in route_wrapper result = endpoint(self, *args, **params_ok) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/web/controllers/dataset.py", line 32, in call_kw return call_kw(request.env[model], method, args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/service/model.py", line 97, in call_kw result = method(recs, *args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/web/models/models.py", line 88, in web_save self.write(vals) File "/home/odoo/src/odoo/19.0/addons/website_sale/models/product_template.py", line 269, in write return super().write(vals) ^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/rating/models/rating_mixin.py", line 102, in write result = super().write(vals) ^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/point_of_sale/models/product_template.py", line 53, in write return super().write(vals) ^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/stock_account/models/product.py", line 114, in write res = super().write(vals) ^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/stock/models/product.py", line 1138, in write res = super().write(vals) ^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/product/models/product_template.py", line 589, in write res = super(ProductTemplate, self).write(vals) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/mail/models/mail_thread.py", line 391, in write result = super().write(vals) ^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/website/models/mixins.py", line 250, in write return super().write(vals) ^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 4469, in write field.write(self, value) File "/home/odoo/src/odoo/19.0/odoo/orm/fields_relational.py", line 733, in write self.write_batch([(records, value)]) File "/home/odoo/src/odoo/19.0/odoo/orm/fields_relational.py", line 754, in write_batch self.write_real(records_commands_list, create) File "/home/odoo/src/odoo/19.0/odoo/orm/fields_relational.py", line 1038, in write_real flush() File "/home/odoo/src/odoo/19.0/odoo/orm/fields_relational.py", line 994, in flush comodel.create(to_create) File "/home/odoo/src/odoo/19.0/odoo/orm/decorators.py", line 365, in create return method(self, vals_list) ^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/product/models/product_template_attribute_line.py", line 114, in create res._update_product_template_attribute_values() File "/home/odoo/src/odoo/19.0/addons/product/models/product_template_attribute_line.py", line 255, in _update_product_template_attribute_values self.product_tmpl_id._create_variant_ids() File "/home/odoo/src/odoo/19.0/addons/product/models/product_template.py", line 850, in _create_variant_ids Product.create(variants_to_create) File "/home/odoo/src/odoo/19.0/odoo/orm/decorators.py", line 365, in create return method(self, vals_list) ^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/stock_account/models/product.py", line 277, in create products = super().create(vals_list) ^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/decorators.py", line 365, in create return method(self, vals_list) ^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/product/models/product_product.py", line 677, in create products = super(ProductProduct, self.with_context(create_product_product=False)).create(vals_list) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/decorators.py", line 365, in create return method(self, vals_list) ^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/addons/mail/models/mail_thread.py", line 328, in create threads = super(MailThread, self).create(vals_list) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/decorators.py", line 365, in create return method(self, vals_list) ^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 4709, in create records = self._create(data_list) ^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 4931, in _create records.modified(self._fields, create=True) File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 6805, in modified for field, records, create in itertools.chain.from_iterable(todo): File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 6916, in _modified_triggers yield from records._modified_triggers(subtree) File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 6916, in _modified_triggers yield from records._modified_triggers(subtree) File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 6909, in _modified_triggers records = model.search([(field.name, 'in', real_records.ids)], order='id') ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 1378, in search return self.search_fetch(domain, [], offset=offset, limit=limit, order=order) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 1408, in search_fetch query = self._search(domain, offset=offset, limit=limit, order=order or self._order) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 5369, in _search query.add_where(domain._to_sql(self, self._table, query)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/domains.py", line 1091, in _to_sql return field.condition_to_sql(field_expr, operator, value, model, alias, query) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/fields_relational.py", line 476, in condition_to_sql return super().condition_to_sql(field_expr, operator, value, model, alias, query) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/fields.py", line 1259, in condition_to_sql sql_expr = self._condition_to_sql(field_expr, operator, value, model, alias, query) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/fields.py", line 1265, in _condition_to_sql sql_field = model._field_to_sql(alias, field_expr, query) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/models.py", line 2930, in _field_to_sql sql = field.to_sql(self, alias) ^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/fields_relational.py", line 460, in to_sql sql_field = super().to_sql(model, alias) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/odoo/src/odoo/19.0/odoo/orm/fields.py", line 1218, in to_sql raise ValueError(f"Cannot convert {self} to SQL because it is not stored") ValueError: Cannot convert product.template.product_variant_id to SQL because it is not stored The above server error caused the following client error: RPC_ERROR: Odoo Server Error RPC_ERROR at makeErrorFromResponse (https://atmashop.odoo.com/web/assets/1/07c46b1/web.assets_web.min.js:3198:165) at XMLHttpRequest.<anonymous> (https://atmashop.odoo.com/web/assets/1/07c46b1/web.assets_web.min.js:3205:13) ​