Fatal error: Uncaught Error: Undefined constant "CodeIgniter\Log\CI_DEBUG" in /var/www/backend/vendor/codeigniter4/framework/system/Log/Logger.php:124 Stack trace: #0 /var/www/backend/vendor/codeigniter4/framework/system/Config/Services.php(405): CodeIgniter\Log\Logger->__construct() #1 /var/www/backend/vendor/codeigniter4/framework/system/Config/BaseService.php(325): CodeIgniter\Config\Services::logger() #2 /var/www/backend/vendor/codeigniter4/framework/system/Config/BaseService.php(264): CodeIgniter\Config\BaseService::__callStatic() #3 /var/www/backend/vendor/codeigniter4/framework/system/Config/Services.php(402): CodeIgniter\Config\BaseService::getSharedInstance() #4 /var/www/backend/vendor/codeigniter4/framework/system/Config/BaseService.php(334): CodeIgniter\Config\Services::logger() #5 /var/www/backend/vendor/codeigniter4/framework/system/Config/BaseService.php(203): CodeIgniter\Config\BaseService::__callStatic() #6 /var/www/backend/vendor/codeigniter4/framework/system/Common.php(1082): CodeIgniter\Config\BaseService::get() #7 /var/www/backend/vendor/codeigniter4/framework/system/Common.php(821): service() #8 /var/www/backend/vendor/codeigniter4/framework/system/Debug/Exceptions.php(123): log_message() #9 [internal function]: CodeIgniter\Debug\Exceptions->exceptionHandler() #10 {main} thrown in /var/www/backend/vendor/codeigniter4/framework/system/Log/Logger.php on line 124

Fatal error: Uncaught Error: Undefined constant "CodeIgniter\Log\CI_DEBUG" in /var/www/backend/vendor/codeigniter4/framework/system/Log/Logger.php:124 Stack trace: #0 /var/www/backend/vendor/codeigniter4/framework/system/Config/Services.php(405): CodeIgniter\Log\Logger->__construct() #1 /var/www/backend/vendor/codeigniter4/framework/system/Config/BaseService.php(325): CodeIgniter\Config\Services::logger() #2 /var/www/backend/vendor/codeigniter4/framework/system/Config/BaseService.php(264): CodeIgniter\Config\BaseService::__callStatic() #3 /var/www/backend/vendor/codeigniter4/framework/system/Config/Services.php(402): CodeIgniter\Config\BaseService::getSharedInstance() #4 /var/www/backend/vendor/codeigniter4/framework/system/Config/BaseService.php(325): CodeIgniter\Config\Services::logger() #5 /var/www/backend/vendor/codeigniter4/framework/system/Config/BaseService.php(203): CodeIgniter\Config\BaseService::__callStatic() #6 /var/www/backend/vendor/codeigniter4/framework/system/Common.php(1082): CodeIgniter\Config\BaseService::get() #7 /var/www/backend/vendor/codeigniter4/framework/system/Common.php(821): service() #8 /var/www/backend/vendor/codeigniter4/framework/system/Debug/Exceptions.php(123): log_message() #9 /var/www/backend/vendor/codeigniter4/framework/system/Debug/Exceptions.php(270): CodeIgniter\Debug\Exceptions->exceptionHandler() #10 [internal function]: CodeIgniter\Debug\Exceptions->shutdownHandler() #11 {main} thrown in /var/www/backend/vendor/codeigniter4/framework/system/Log/Logger.php on line 124