Error occured!

Error ID: #C-2
More info: ERROR: #C-2 : Class::ConfigLUA - LUA config file doesn't exist. Path: /home/OT_8.6/config.lua

File: /var/www/html/classes/configlua.php Line: 24
File: /var/www/html/classes/configlua.php Line: 12
File: /var/www/html/system/load.init.php Line: 42
File: /var/www/html/index.php Line: 18