Fatal error: Uncaught TypeError: Carbon\Carbon::translatedFormat(): Argument #1 ($format) must be of type string, null given, called in /var/www/html/cienciayprogreso/lib/pkp/classes/template/PKPTemplateManager.php on line 2044 and defined in /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/nesbot/carbon/src/Carbon/Traits/Date.php:2328 Stack trace: #0 /var/www/html/cienciayprogreso/lib/pkp/classes/template/PKPTemplateManager.php(2044): Carbon\Carbon->translatedFormat() #1 /var/www/html/cienciayprogreso/cache/t_compile/5344c657d475ac490e5be9e38a89fff34c6138fd^addd65021fadf964339ab08cd1aa93ba59b14e9c_0.app.frontendobjectsarticle_details.tpl.php(123): PKP\template\PKPTemplateManager->smartyDateFormat() #2 /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_resource_base.php(123): content_67a38fcbab86f7_02231400() #3 /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_compiled.php(114): Smarty_Template_Resource_Base->getRenderedTemplateCode() #4 /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(217): Smarty_Template_Compiled->render() #5 /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(386): Smarty_Internal_Template->render() #6 /var/www/html/cienciayprogreso/cache/t_compile/5344c657d475ac490e5be9e38a89fff34c6138fd^1c372c95cd85572e0fbc9a53d0323a0b229cfc78_0.app.frontendpagesarticle.tpl.php(40): Smarty_Internal_Template->_subTemplateRender() #7 /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_resource_base.php(123): content_67a38fcba28994_42130485() #8 /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_compiled.php(114): Smarty_Template_Resource_Base->getRenderedTemplateCode() #9 /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(217): Smarty_Template_Compiled->render() #10 /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(238): Smarty_Internal_Template->render() #11 /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(134): Smarty_Internal_TemplateBase->_execute() #12 /var/www/html/cienciayprogreso/lib/pkp/classes/template/PKPTemplateManager.php(1372): Smarty_Internal_TemplateBase->display() #13 /var/www/html/cienciayprogreso/pages/article/ArticleHandler.php(355): PKP\template\PKPTemplateManager->display() #14 [internal function]: APP\pages\article\ArticleHandler->view() #15 /var/www/html/cienciayprogreso/lib/pkp/classes/core/PKPRouter.php(334): call_user_func() #16 /var/www/html/cienciayprogreso/lib/pkp/classes/core/PKPPageRouter.php(278): PKP\core\PKPRouter->_authorizeInitializeAndCallRequest() #17 /var/www/html/cienciayprogreso/lib/pkp/classes/core/Dispatcher.php(165): PKP\core\PKPPageRouter->route() #18 /var/www/html/cienciayprogreso/lib/pkp/classes/core/PKPApplication.php(395): PKP\core\Dispatcher->dispatch() #19 /var/www/html/cienciayprogreso/index.php(21): PKP\core\PKPApplication->execute() #20 {main} thrown in /var/www/html/cienciayprogreso/lib/pkp/lib/vendor/nesbot/carbon/src/Carbon/Traits/Date.php on line 2328