Fatal error: Uncaught Error: Class 'IntlDateFormatter' not found in /var/www/ojs/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php:60 Stack trace: #0 /var/www/ojs/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(201): PHP81_BC\{closure}() #1 [internal function]: PHP81_BC\{closure}() #2 /var/www/ojs/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(180): preg_replace_callback() #3 /var/www/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.date_format.php(85): PHP81_BC\strftime() #4 /var/www/ojs/cache/t_compile/f6f75e5968c2534155977311447c7d1ad79d9a48^80945de7c8fcf158dd529eba743650976b3f6a88_0.plugins-3-plugins-generic-pdfJsViewer-generic-pdfJsViewer.submissionGalley.tpl.php(39): smarty_modifier_date_format() #5 /var/www/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_resource_base.php(123): content_6a6e1354a93e58_68904678() #6 /var/www/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_compiled.php(114): Smarty_Template_Resource_Base->getR in /var/www/ojs/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php on line 60