TypeError:
sprintf(): Argument #1 ($format) must be of type string, null given
at vendor/terminal42/contao-easy_themes/src/Helper.php:128
at sprintf(null, 1)
(vendor/terminal42/contao-easy_themes/src/Helper.php:128)
at Terminal42\EasyThemesBundle\Helper->prepareBackendNavigationArray()
(vendor/terminal42/contao-easy_themes/src/EventListener/UserNavigationListener.php:43)
at Terminal42\EasyThemesBundle\EventListener\UserNavigationListener->__invoke(array('content' => array('class' => 'group-content node-expanded', 'title' => 'Bereich schließen', 'label' => 'Inhalte', 'href' => …
(vendor/contao/core-bundle/src/Resources/contao/classes/BackendUser.php:560)
at Contao\BackendUser->navigation()
(vendor/contao/core-bundle/src/EventListener/Menu/BackendMenuListener.php:66)
at Contao\CoreBundle\EventListener\Menu\BackendMenuListener->buildMainMenu(object(MenuEvent), object(BackendUser))
(vendor/contao/core-bundle/src/EventListener/Menu/BackendMenuListener.php:56)
at Contao\CoreBundle\EventListener\Menu\BackendMenuListener->__invoke(object(MenuEvent), 'contao.backend_menu_build', object(TraceableEventDispatcher))
(vendor/symfony/event-dispatcher/Debug/WrappedListener.php:117)
at Symfony\Component\EventDispatcher\Debug\WrappedListener->__invoke(object(MenuEvent), 'contao.backend_menu_build', object(TraceableEventDispatcher))
(vendor/symfony/event-dispatcher/EventDispatcher.php:230)
at Symfony\Component\EventDispatcher\EventDispatcher->callListeners(array(object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener)), 'contao.backend_menu_build', object(MenuEvent))
(vendor/symfony/event-dispatcher/EventDispatcher.php:59)
at Symfony\Component\EventDispatcher\EventDispatcher->dispatch(object(MenuEvent), 'contao.backend_menu_build')
(vendor/symfony/event-dispatcher/Debug/TraceableEventDispatcher.php:154)
at Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher->dispatch(object(MenuEvent), 'contao.backend_menu_build')
(vendor/contao/core-bundle/src/Menu/BackendMenuBuilder.php:42)
at Contao\CoreBundle\Menu\BackendMenuBuilder->buildMainMenu(array())
(vendor/knplabs/knp-menu/src/Knp/Menu/Provider/LazyProvider.php:45)
at Knp\Menu\Provider\LazyProvider->get('be_menu', array())
(vendor/knplabs/knp-menu/src/Knp/Menu/Provider/ChainProvider.php:26)
at Knp\Menu\Provider\ChainProvider->get('be_menu', array())
(vendor/knplabs/knp-menu/src/Knp/Menu/Twig/Helper.php:67)
at Knp\Menu\Twig\Helper->get('be_menu', array())
(vendor/knplabs/knp-menu/src/Knp/Menu/Twig/Helper.php:164)
at Knp\Menu\Twig\Helper->castMenu('be_menu')
(vendor/knplabs/knp-menu/src/Knp/Menu/Twig/Helper.php:99)
at Knp\Menu\Twig\Helper->render('be_menu', array(), null)
(vendor/knplabs/knp-menu/src/Knp/Menu/Twig/MenuExtension.php:91)
at Knp\Menu\Twig\MenuExtension->render('be_menu')
(var/cache/dev/twig/30/300562a3eb40f85af0e1ad3325ae924d.php:54)
at __TwigTemplate_0c75d7b382962d2da9f24845879670ef->doDisplay(array('app' => object(AppVariable)), array())
(vendor/twig/twig/src/Template.php:394)
at Twig\Template->displayWithErrorHandling(array('app' => object(AppVariable)), array())
(vendor/twig/twig/src/Template.php:367)
at Twig\Template->display(array())
(vendor/twig/twig/src/Template.php:379)
at Twig\Template->render(array(), array())
(vendor/twig/twig/src/TemplateWrapper.php:40)
at Twig\TemplateWrapper->render(array())
(vendor/twig/twig/src/Environment.php:277)
at Twig\Environment->render('@ContaoCore/Backend/be_menu.html.twig')
(vendor/contao/core-bundle/src/Resources/contao/controllers/BackendMain.php:264)
at Contao\BackendMain->compileTemplateData(array('version' => 'Version 4.13.4', …
(vendor/contao/core-bundle/src/Resources/contao/controllers/BackendMain.php:220)
at Contao\BackendMain->output()
(vendor/contao/core-bundle/src/Resources/contao/controllers/BackendMain.php:172)
at Contao\BackendMain->run()
(vendor/contao/core-bundle/src/Controller/BackendController.php:49)
at Contao\CoreBundle\Controller\BackendController->mainAction()
(vendor/symfony/http-kernel/HttpKernel.php:152)
at Symfony\Component\HttpKernel\HttpKernel->handleRaw(object(Request), 1)
(vendor/symfony/http-kernel/HttpKernel.php:74)
at Symfony\Component\HttpKernel\HttpKernel->handle(object(Request), 1, true)
(vendor/symfony/http-kernel/Kernel.php:202)
at Symfony\Component\HttpKernel\Kernel->handle(object(Request))
(public/index.php:44)