08 securing the admin panel -- Codeigniter @Pancogultom

Excellent tutorial - thanks very much!

how to solve the problem
Table 'cms.ci_sessions' doesn't exist
SELECT * FROM (`ci_sessions`) WHERE `session_id` = 'c2e295583cd7d77892d9244f9d563bd7' AND `user_agent` = 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36'

Hi!..
umm..do you have tutorial on making the admin page,the users page and the viewers page?..
i wanted to display the viewers home page before the login page..

thanks!!!