Here is the latest php log :
[06-Dec-2024 21:18:22] NOTICE: fpm is running, pid 786
[06-Dec-2024 21:18:22] NOTICE: ready to handle connections
[06-Dec-2024 21:18:22] NOTICE: systemd monitor interval set to 10000ms
[06-Dec-2024 21:20:09] WARNING: [pool lychee] server reached max_children setting (4), consider raising it
[07-Dec-2024 07:16:22] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[07-Dec-2024 07:36:01] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[07-Dec-2024 07:40:40] NOTICE: Terminating ...
[07-Dec-2024 07:40:40] NOTICE: exiting, bye-bye!
[07-Dec-2024 07:41:35] NOTICE: fpm is running, pid 790
[07-Dec-2024 07:41:35] NOTICE: ready to handle connections
[07-Dec-2024 07:41:35] NOTICE: systemd monitor interval set to 10000ms
[07-Dec-2024 07:42:10] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[07-Dec-2024 12:38:53] WARNING: [pool ojs] server reached max_children setting (4), consider raising it
[07-Dec-2024 13:32:05] WARNING: [pool ojs] server reached max_children setting (4), consider raising it
[07-Dec-2024 19:17:47] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 00:00:04] NOTICE: error log file re-opened
[08-Dec-2024 07:07:51] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:04:51] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:08:20] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:08:26] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:16:46] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:16:49] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:21:24] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:25:23] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:28:58] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:29:23] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 10:29:47] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 11:05:43] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
[08-Dec-2024 11:05:48] NOTICE: configuration file /etc/php/8.3/fpm/php-fpm.conf test is successful
But I found nginx logs more talkative :
2024/12/08 10:16:23 [error] 15212#15212: *14727 FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught Error: Call to a member function getDisplayName() on null in /var/www/ojs/lib/pkp/classes/i18n/Locale.php:279
Stack trace:
#0 [internal function]: PKP\i18n\Locale->PKP\i18n\{closure}()
#1 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(279): array_map()
#2 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(271): PKP\i18n\Locale->getSupportedLocales()
#3 /var/www/ojs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(338): PKP\i18n\Locale->getSupportedFormLocales()
#4 /var/www/ojs/lib/pkp/classes/controllers/grid/GridCellProvider.php(68): Illuminate\Support\Facades\Facade::__callStatic()
#5 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1262): PKP\controllers\grid\GridCellProvider->render()
#6 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1163): PKP\controllers\grid\GridHandler->_renderCellInternally()
#7 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1138): PKP\controllers\grid\GridHandler->ren" while reading response header from upstream, client: 197.2.87.25, server: domain.com, request: "GET /index.php/index/$$$call$$$/grid/admin/context/context-grid/fetch-grid?_=1733652982259 HTTP/2.0", upstream: "fastcgi://unix:/var/run/php/php8.3-fpm-ojs.sock:", host: "domain.com", referrer: "https://domain.com/index.php/index/admin/contexts"
2024/12/08 10:21:03 [error] 15212#15212: *14816 FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught Error: Call to a member function getDisplayName() on null in /var/www/ojs/lib/pkp/classes/i18n/Locale.php:279
Stack trace:
#0 [internal function]: PKP\i18n\Locale->PKP\i18n\{closure}()
#1 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(279): array_map()
#2 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(271): PKP\i18n\Locale->getSupportedLocales()
#3 /var/www/ojs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(338): PKP\i18n\Locale->getSupportedFormLocales()
#4 /var/www/ojs/lib/pkp/classes/controllers/grid/GridCellProvider.php(68): Illuminate\Support\Facades\Facade::__callStatic()
#5 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1262): PKP\controllers\grid\GridCellProvider->render()
#6 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1163): PKP\controllers\grid\GridHandler->_renderCellInternally()
#7 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1138): PKP\controllers\grid\GridHandler->ren" while reading response header from upstream, client: 197.2.87.25, server: domain.com, request: "GET /index.php/index/$$$call$$$/grid/admin/context/context-grid/fetch-grid?_=1733653261980 HTTP/2.0", upstream: "fastcgi://unix:/var/run/php/php8.3-fpm-ojs.sock:", host: "domain.com", referrer: "https://domain.com/index.php/index/admin/contexts"
2024/12/08 10:21:17 [error] 15212#15212: *14816 FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught Error: Call to a member function getDisplayName() on null in /var/www/ojs/lib/pkp/classes/i18n/Locale.php:279
Stack trace:
#0 [internal function]: PKP\i18n\Locale->PKP\i18n\{closure}()
#1 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(279): array_map()
#2 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(271): PKP\i18n\Locale->getSupportedLocales()
#3 /var/www/ojs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(338): PKP\i18n\Locale->getSupportedFormLocales()
#4 /var/www/ojs/lib/pkp/classes/controllers/grid/GridCellProvider.php(68): Illuminate\Support\Facades\Facade::__callStatic()
#5 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1262): PKP\controllers\grid\GridCellProvider->render()
#6 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1163): PKP\controllers\grid\GridHandler->_renderCellInternally()
#7 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1138): PKP\controllers\grid\GridHandler->ren" while reading response header from upstream, client: 197.2.87.25, server: domain.com, request: "GET /index.php/index/$$$call$$$/grid/admin/languages/admin-language-grid/fetch-grid?_=1733653276554 HTTP/2.0", upstream: "fastcgi://unix:/var/run/php/php8.3-fpm-ojs.sock:", host: "domain.com", referrer: "https://domain.com/index.php/index/admin/settings"
2024/12/08 10:28:16 [error] 15212#15212: *14888 FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught Error: Call to a member function getDisplayName() on null in /var/www/ojs/lib/pkp/classes/i18n/Locale.php:279
Stack trace:
#0 [internal function]: PKP\i18n\Locale->PKP\i18n\{closure}()
#1 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(279): array_map()
#2 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(271): PKP\i18n\Locale->getSupportedLocales()
#3 /var/www/ojs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(338): PKP\i18n\Locale->getSupportedFormLocales()
#4 /var/www/ojs/lib/pkp/classes/controllers/grid/GridCellProvider.php(68): Illuminate\Support\Facades\Facade::__callStatic()
#5 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1262): PKP\controllers\grid\GridCellProvider->render()
#6 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1163): PKP\controllers\grid\GridHandler->_renderCellInternally()
#7 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1138): PKP\controllers\grid\GridHandler->ren" while reading response header from upstream, client: 197.2.87.25, server: domain.com, request: "GET /index.php/index/$$$call$$$/grid/admin/languages/admin-language-grid/fetch-grid?_=1733653694143 HTTP/2.0", upstream: "fastcgi://unix:/var/run/php/php8.3-fpm-ojs.sock:", host: "domain.com", referrer: "https://domain.com/index.php/index/admin/settings"
2024/12/08 10:28:50 [error] 15212#15212: *14888 FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught Error: Call to a member function getDisplayName() on null in /var/www/ojs/lib/pkp/classes/i18n/Locale.php:279
Stack trace:
#0 [internal function]: PKP\i18n\Locale->PKP\i18n\{closure}()
#1 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(279): array_map()
#2 /var/www/ojs/lib/pkp/classes/i18n/Locale.php(271): PKP\i18n\Locale->getSupportedLocales()
#3 /var/www/ojs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(338): PKP\i18n\Locale->getSupportedFormLocales()
#4 /var/www/ojs/lib/pkp/classes/controllers/grid/GridCellProvider.php(68): Illuminate\Support\Facades\Facade::__callStatic()
#5 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1262): PKP\controllers\grid\GridCellProvider->render()
#6 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1163): PKP\controllers\grid\GridHandler->_renderCellInternally()
#7 /var/www/ojs/lib/pkp/classes/controllers/grid/GridHandler.php(1138): PKP\controllers\grid\GridHandler->ren" while reading response header from upstream, client: 197.2.87.25, server: domain.com, request: "GET /index.php/index/$$$call$$$/grid/admin/context/context-grid/fetch-grid?_=1733653729462 HTTP/2.0", upstream: "fastcgi://unix:/var/run/php/php8.3-fpm-ojs.sock:", host: "domain.com", referrer: "https://domain.com/index.php/index/admin/contexts"