Fatal error: Uncaught Twig\Error\LoaderError: Looks like you try to load a template outside configured directories (../theme/portal.css) in "@board3_portal/event/overall_header_head_append.html" at line 2. in /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Loader/FilesystemLoader.php:291
Stack trace:
#0 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Loader/FilesystemLoader.php(211): Twig\Loader\FilesystemLoader->validateName()
#1 /srv/customers/webs/web1/pure-aion.net/www/phpbb/template/twig/loader.php(135): Twig\Loader\FilesystemLoader->findTemplate()
#2 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Loader/FilesystemLoader.php(150): phpbb\template\twig\loader->findTemplate()
#3 /srv/customers/webs/web1/pure-aion.net/www/phpbb/template/twig/environment.php(313): Twig\Loader\FilesystemLoader->getCacheKey()
#4 /srv/customers/webs/web1/pure-aion.net/www/cache/production/twig/d7/d7bc298f09b5737f15b91902f0658075.php(44): phpbb\template\twig\environment->findTemplate()
#5 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Template.php(405): __TwigTemplate_dfea956d2d01e271d1faa0e35106ed09->doDisplay()
#6 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Template.php(378): Twig\Template->displayWithErrorHandling()
#7 /srv/customers/webs/web1/pure-aion.net/www/cache/production/twig/ba/ba38050e1c1761bfd5540a26dd38d7e0.php(289): Twig\Template->display()
#8 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Template.php(405): __TwigTemplate_c5f2df320bb161bb92484d7a53fa0793->doDisplay()
#9 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Template.php(378): Twig\Template->displayWithErrorHandling()
#10 /srv/customers/webs/web1/pure-aion.net/www/cache/production/twig/c6/c693da230d7175298baa6b1b1beeb2eb.php(61): Twig\Template->display()
#11 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Template.php(405): __TwigTemplate_0d59899ba37bc5f11825c593dec90869->doDisplay()
#12 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Template.php(378): Twig\Template->displayWithErrorHandling()
#13 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Template.php(390): Twig\Template->display()
#14 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/TemplateWrapper.php(45): Twig\Template->render()
#15 /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Environment.php(318): Twig\TemplateWrapper->render()
#16 /srv/customers/webs/web1/pure-aion.net/www/phpbb/template/twig/environment.php(224): Twig\Environment->render()
#17 /srv/customers/webs/web1/pure-aion.net/www/phpbb/template/twig/environment.php(186): phpbb\template\twig\environment->display_with_assets()
#18 /srv/customers/webs/web1/pure-aion.net/www/phpbb/template/twig/twig.php(335): phpbb\template\twig\environment->render()
#19 /srv/customers/webs/web1/pure-aion.net/www/phpbb/event/kernel_exception_subscriber.php(105): phpbb\template\twig\twig->assign_display()
#20 /srv/customers/webs/web1/pure-aion.net/www/vendor/symfony/event-dispatcher/EventDispatcher.php(214): phpbb\event\kernel_exception_subscriber->on_kernel_exception()
#21 /srv/customers/webs/web1/pure-aion.net/www/vendor/symfony/event-dispatcher/EventDispatcher.php(44): Symfony\Component\EventDispatcher\EventDispatcher->doDispatch()
#22 /srv/customers/webs/web1/pure-aion.net/www/phpbb/event/dispatcher.php(62): Symfony\Component\EventDispatcher\EventDispatcher->dispatch()
#23 /srv/customers/webs/web1/pure-aion.net/www/vendor/symfony/http-kernel/HttpKernel.php(227): phpbb\event\dispatcher->dispatch()
#24 /srv/customers/webs/web1/pure-aion.net/www/vendor/symfony/http-kernel/HttpKernel.php(79): Symfony\Component\HttpKernel\HttpKernel->handleException()
#25 /srv/customers/webs/web1/pure-aion.net/www/app.php(35): Symfony\Component\HttpKernel\HttpKernel->handle()
#26 {main}
thrown in /srv/customers/webs/web1/pure-aion.net/www/vendor/twig/twig/src/Loader/FilesystemLoader.php on line 291