Traceback (most recent call last): File "/odoo/odoo-server/odoo/http.py", line 643, in _handle_exception return super(JsonRequest, self)._handle_exception(exception) File "/odoo/odoo-server/odoo/http.py", line 301, in _handle_exception raise exception.with_traceback(None) from new_cause odoo.tools.convert.ParseError: while parsing /odoo/odoo-server/addons/point_of_sale/security/point_of_sale_security.xml:82 The user cannot have more than one user types.
Thank you mhejabin, yes you were right under user group I had default user and public use with same rights which I delete one of the group. so now it's working.
Thank you