php – Laravel project shows This page isn’t working ,68.183.89.5 is currently unable to handle this request. HTTP ERROR 500 on ubantu Server Linux-ThrowExceptions

I Move my Laravel project on a Linux server and also set

ini_set('display_errors', 1); 
ini_set('display_startup_errors', 1); 
error_reporting(E_ALL);

in my index.php file but still, it shows this

This page isn’t working ,68.183.89.5 is currently unable to handle
this request. HTTP ERROR 500

someone help me to solve this error.