Fatal error: Uncaught Error: Class 'IntlDateFormatter' not found in /home/onlinejournal/public_html/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php:61 Stack trace: #0 /home/onlinejournal/public_html/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(202): PHP81_BC\{closure}(Object(DateTime), '%B') #1 [internal function]: PHP81_BC\{closure}(Array) #2 /home/onlinejournal/public_html/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php(181): preg_replace_callback('/(?<!%)%([_#-]?...', Object(Closure), '%B %e, %Y') #3 /home/onlinejournal/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.date_format.php(85): PHP81_BC\strftime('%B %e, %Y', Object(DateTime)) #4 /home/onlinejournal/public_html/cache/t_compile/20dc4bf5f736ed09875f6ee82af0d885e6cb09e9^1ef79c4dac9ec31069e6e14be55c966b945d11ff_0.plugins-64-plugins-generic-pdfJsViewer-generic-pdfJsViewer.submissionGalley.tpl.php(39): smarty_modifier_date_format('2016-05-15', '%B %e, %Y') #5 /home/onlinejournal/public_html/lib/pkp/lib/ in /home/onlinejournal/public_html/lib/pkp/lib/vendor/php81_bc/strftime/src/php-8.1-strftime.php on line 61