I try install odoo 11 in Ubuntu 11 using tutorial of GetOpenERP https://www.getopenerp.com/install-odoo-11-on-ubuntu-16-04/

When run for first time, and put data for install database with load demo data get error:

Database creation error: relation "ir_model" does not exist LINE 1: SELECT * FROM ir_model WHERE state='manual' ^

Database is create with name put on form db_odoo

Also try with new databasename and not load demo data.

Database creation error: relation "ir_model" does not exist LINE 1: SELECT * FROM ir_model WHERE state='manual' ^