Setting [(1, "=", 1)] as domain in the debug text area would make crash the DomainSelector component because the sub component ModelFieldSelector would not accept 1 as a fieldName prop due to its props validation. We fix that by converting 1 to a string. Part-of: odoo/odoo#99207 Co-authored-by: Michael Mattiello (mcm) <mcm@odoo.com>