Fatal error: Uncaught Error: Found unconstructed IntlDateFormatter in /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php:100 Stack trace: #0 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(100): IntlDateFormatter->format(Object(DateTime)) #1 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(201): PHP81_BC\{closure}(Object(DateTime), '%B') #2 [internal function]: PHP81_BC\{closure}(Array) #3 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(180): preg_replace_callback('/(?<!%)%([_#-]?...', Object(Closure), '%B %e, %Y') #4 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.date_format.php(84): PHP81_BC\strftime('%B %e, %Y', Object(DateTime)) #5 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/cache/t_compile/34b9449226c6ee632dfdc6957c71f0b25c545258^fb85d6670b2651ab795e296433c7d98d0d05872f_0.plugins-1-plugins-generic-pdfJsViewer-generic-pdfJsViewer.issueGalley.tpl.php(35): smarty_modifier_date_format('2021-04-01 00:0...', '%B %e, %Y') #6 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_resource_base.php(123): content_6423a5953f5ce2_24712484(Object(Smarty_Internal_Template)) #7 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_compiled.php(114): Smarty_Template_Resource_Base->getRenderedTemplateCode(Object(Smarty_Internal_Template)) #8 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(216): Smarty_Template_Compiled->render(Object(Smarty_Internal_Template)) #9 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(238): Smarty_Internal_Template->render(false, 1) #10 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(134): Smarty_Internal_TemplateBase->_execute(Object(Smarty_Internal_Template), NULL, '34b9449226c6ee6...', NULL, 1) #11 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/classes/template/PKPTemplateManager.inc.php(1196): Smarty_Internal_TemplateBase->display('plugins-1-plugi...', NULL, '34b9449226c6ee6...', NULL) #12 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/plugins/generic/pdfJsViewer/PdfJsViewerPlugin.inc.php(140): PKPTemplateManager->display('plugins-1-plugi...') #13 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/classes/plugins/HookRegistry.inc.php(107): PdfJsViewerPlugin->issueCallback('IssueHandler::v...', Array) #14 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/pages/issue/IssueHandler.inc.php(100): HookRegistry::call('IssueHandler::v...', Array) #15 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/classes/core/PKPRouter.inc.php(395): IssueHandler->view(Array, Object(Request)) #16 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/classes/core/PKPPageRouter.inc.php(246): PKPRouter->_authorizeInitializeAndCallRequest(Array, Object(Request), Array, false) #17 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/classes/core/Dispatcher.inc.php(144): PKPPageRouter->route(Object(Request)) #18 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch(Object(Request)) #19 /home/poltekcwe/public_html/journal.poltekcwe.ac.id/index.php(68): PKPApplication->execute() #20 {main} thrown in /home/poltekcwe/public_html/journal.poltekcwe.ac.id/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php on line 100