1. Manager does not see the Point of Sales 2. After uninstall the module, it fails the system ERROR demo_018_011 odoo.sql_db: bad query: b'SELECT "res_users"."id" as "id","res_users"."pos_config_id" as "pos_config_id","res_users"."active" as "active","res_users"."password_crypt" as "password_crypt","res_users"."notification_type" as "notification_type","res_users"."create_date" as "create_date","res_users"."action_id" as "action_id","res_users"."sale_team_id" as "sale_team_id","res_users"."write_uid" as "write_uid","res_users"."password" as "password","res_users"."share" as "share","res_users"."write_date" as "write_date","res_users"."partner_id" as "partner_id","res_users"."create_uid" as "create_uid","res_users"."signature" as "signature","res_users"."pos_security_pin" as "pos_security_pin","res_users"."sidebar_visible" as "sidebar_visible","res_users"."company_id" as "company_id","res_users"."alias_id" as "alias_id","res_users"."login" as "login" FROM "res_users" WHERE "res_users".id IN (1)' ERROR: column res_users.pos_config_id does not exist LINE 1: SELECT "res_users"."id" as "id","res_users"."pos_config_id"