sorry to bother you again ^~^ but i keep getting this error message when i try to challenge any of… - Feed Post from Jadore_Violet to beeant

sorry to bother you again ^~^ but i keep getting this error message when i try to challenge any of my friends.

Fatal error: Call to undefined method CI_Loader::scaffolding() in /var/www/vhosts/japaneseclass.jp/httpdocs/application/controllers/rival.php on line 8

sounds bad but i hope its not too big a problem