Fatal error: Uncaught Error: Found unconstructed IntlDateFormatter in /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php:100 Stack trace: #0 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(100): IntlDateFormatter->format() #1 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(201): PHP81_BC\{closure}() #2 [internal function]: PHP81_BC\{closure}() #3 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(180): preg_replace_callback() #4 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.date_format.php(84): PHP81_BC\strftime() #5 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/cache/t_compile/3f8780d529f6525b3292cbeb600b55b536f9cd8a^e60dfbe008759521933fa34101e1d5648a9027f7_0.plugins-1-plugins-generic-pdfJsViewer-generic-pdfJsViewer.submissionGalley.tpl.php(39): smarty_modifier_date_format() #6 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_resource_base.php(123): content_6928a9f18ff8d9_33497954() #7 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_compiled.php(114): Smarty_Template_Resource_Base->getRenderedTemplateCode() #8 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(216): Smarty_Template_Compiled->render() #9 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(238): Smarty_Internal_Template->render() #10 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(134): Smarty_Internal_TemplateBase->_execute() #11 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/classes/template/PKPTemplateManager.inc.php(1196): Smarty_Internal_TemplateBase->display() #12 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/plugins/generic/pdfJsViewer/PdfJsViewerPlugin.inc.php(110): PKPTemplateManager->display() #13 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/classes/plugins/HookRegistry.inc.php(107): PdfJsViewerPlugin->submissionCallback() #14 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/pages/article/ArticleHandler.inc.php(330): HookRegistry::call() #15 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/classes/core/PKPRouter.inc.php(395): ArticleHandler->view() #16 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/classes/core/PKPPageRouter.inc.php(246): PKPRouter->_authorizeInitializeAndCallRequest() #17 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/classes/core/Dispatcher.inc.php(144): PKPPageRouter->route() #18 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch() #19 /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/index.php(68): PKPApplication->execute() #20 {main} thrown in /var/www/vhosts/arabic.du.ac.bd/journal.arabic.du.ac.bd/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php on line 100