Fatal error: Uncaught exception Exception with message Could not connect to database (Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)) thrown in /public_html/system/libraries/Database.php on line 78

#0 /public_html/system/libraries/Database.php(136): Database->__construct()
#1 [internal function]: Database::getInstance()
#2 /public_html/system/libraries/System.php(147): call_user_func(Array)
#3 /public_html/system/libraries/Model.php(86): System->import('Database')
#4 /public_html/system/modules/frontend/FrontendUser.php(91): Model->__construct()
#5 /public_html/system/modules/frontend/FrontendUser.php(173): FrontendUser->__construct()
#6 [internal function]: FrontendUser::getInstance()
#7 /public_html/system/libraries/System.php(147): call_user_func(Array)
#8 /public_html/index.php(59): System->import('FrontendUser', 'User')
#9 /public_html/index.php(332): Index->__construct()
#10 {main}