Error: Class name must be a valid object or a string in /var/www/friendz/humhub/protected/vendor/twig/twig/src/Sandbox/SecurityPolicy.php:119 Stack trace: #0 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Extension/SandboxExtension.php(110): Twig\Sandbox\SecurityPolicy->checkPropertyAllowed() #1 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Extension/CoreExtension.php(1652): Twig\Extension\SandboxExtension->checkPropertyAllowed() #2 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Environment.php(407) : eval()'d code(44): Twig\Extension\CoreExtension::getAttribute() #3 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php(387): __TwigTemplate_2fc6eacee0bfa71c9a289658b2edf92d->doDisplay() #4 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php(343): Twig\Template->yield() #5 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php(358): Twig\Template->display() #6 /var/www/friendz/humhub/protected/vendor/twig/twig/src/TemplateWrapper.php(35): Twig\Template->render() #7 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Environment.php(320): Twig\TemplateWrapper->render() #8 /var/www/friendz/humhub/protected/modules/custom_pages/lib/templates/twig/TwigEngine.php(41): Twig\Environment->render() #9 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/Template.php(252): humhub\modules\custom_pages\lib\templates\twig\TwigEngine->render() #10 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/ContainerContentItem.php(84): humhub\modules\custom_pages\modules\template\models\Template->render() #11 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/ContainerContent.php(98): humhub\modules\custom_pages\modules\template\models\ContainerContentItem->render() #12 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/OwnerContent.php(183): humhub\modules\custom_pages\modules\template\models\ContainerContent->render() #13 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/OwnerContentVariable.php(67): humhub\modules\custom_pages\modules\template\models\OwnerContent->render() #14 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/OwnerContentVariable.php(81): humhub\modules\custom_pages\modules\template\models\OwnerContentVariable->render() #15 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php(344): humhub\modules\custom_pages\modules\template\models\OwnerContentVariable->__toString() #16 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php(358): Twig\Template->display() #17 /var/www/friendz/humhub/protected/vendor/twig/twig/src/TemplateWrapper.php(35): Twig\Template->render() #18 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Environment.php(320): Twig\TemplateWrapper->render() #19 /var/www/friendz/humhub/protected/modules/custom_pages/lib/templates/twig/TwigEngine.php(41): Twig\Environment->render() #20 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/Template.php(252): humhub\modules\custom_pages\lib\templates\twig\TwigEngine->render() #21 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/TemplateInstance.php(95): humhub\modules\custom_pages\modules\template\models\Template->render() #22 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/components/TemplateRenderer.php(30): humhub\modules\custom_pages\modules\template\models\TemplateInstance->render() #23 /var/www/friendz/humhub/protected/modules/custom_pages/controllers/ViewController.php(148): humhub\modules\custom_pages\modules\template\components\TemplateRenderer::render() #24 /var/www/friendz/humhub/protected/modules/custom_pages/controllers/ViewController.php(116): humhub\modules\custom_pages\controllers\ViewController->viewTemplatePage() #25 /var/www/friendz/humhub/protected/modules/custom_pages/controllers/ViewController.php(81): humhub\modules\custom_pages\controllers\ViewController->renderGlobalView() #26 /var/www/friendz/humhub/protected/modules/custom_pages/controllers/ViewController.php(65): humhub\modules\custom_pages\controllers\ViewController->renderView() #27 [internal function]: humhub\modules\custom_pages\controllers\ViewController->actionIndex() #28 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/base/InlineAction.php(57): call_user_func_array() #29 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/base/Controller.php(178): yii\base\InlineAction->runWithParams() #30 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/base/Module.php(552): yii\base\Controller->runAction() #31 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction() #32 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/base/Application.php(384): yii\web\Application->handleRequest() #33 /var/www/friendz/humhub/index.php(34): yii\base\Application->run() #34 {main} Next Twig\Error\RuntimeError: An exception has been thrown during the rendering of a template ("Class name must be a valid object or a string") in "system_headline_container" at line 1. in /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php:401 Stack trace: #0 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php(343): Twig\Template->yield() #1 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php(358): Twig\Template->display() #2 /var/www/friendz/humhub/protected/vendor/twig/twig/src/TemplateWrapper.php(35): Twig\Template->render() #3 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Environment.php(320): Twig\TemplateWrapper->render() #4 /var/www/friendz/humhub/protected/modules/custom_pages/lib/templates/twig/TwigEngine.php(41): Twig\Environment->render() #5 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/Template.php(252): humhub\modules\custom_pages\lib\templates\twig\TwigEngine->render() #6 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/ContainerContentItem.php(84): humhub\modules\custom_pages\modules\template\models\Template->render() #7 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/ContainerContent.php(98): humhub\modules\custom_pages\modules\template\models\ContainerContentItem->render() #8 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/OwnerContent.php(183): humhub\modules\custom_pages\modules\template\models\ContainerContent->render() #9 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/OwnerContentVariable.php(67): humhub\modules\custom_pages\modules\template\models\OwnerContent->render() #10 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/OwnerContentVariable.php(81): humhub\modules\custom_pages\modules\template\models\OwnerContentVariable->render() #11 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php(344): humhub\modules\custom_pages\modules\template\models\OwnerContentVariable->__toString() #12 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Template.php(358): Twig\Template->display() #13 /var/www/friendz/humhub/protected/vendor/twig/twig/src/TemplateWrapper.php(35): Twig\Template->render() #14 /var/www/friendz/humhub/protected/vendor/twig/twig/src/Environment.php(320): Twig\TemplateWrapper->render() #15 /var/www/friendz/humhub/protected/modules/custom_pages/lib/templates/twig/TwigEngine.php(41): Twig\Environment->render() #16 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/Template.php(252): humhub\modules\custom_pages\lib\templates\twig\TwigEngine->render() #17 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/models/TemplateInstance.php(95): humhub\modules\custom_pages\modules\template\models\Template->render() #18 /var/www/friendz/humhub/protected/modules/custom_pages/modules/template/components/TemplateRenderer.php(30): humhub\modules\custom_pages\modules\template\models\TemplateInstance->render() #19 /var/www/friendz/humhub/protected/modules/custom_pages/controllers/ViewController.php(148): humhub\modules\custom_pages\modules\template\components\TemplateRenderer::render() #20 /var/www/friendz/humhub/protected/modules/custom_pages/controllers/ViewController.php(116): humhub\modules\custom_pages\controllers\ViewController->viewTemplatePage() #21 /var/www/friendz/humhub/protected/modules/custom_pages/controllers/ViewController.php(81): humhub\modules\custom_pages\controllers\ViewController->renderGlobalView() #22 /var/www/friendz/humhub/protected/modules/custom_pages/controllers/ViewController.php(65): humhub\modules\custom_pages\controllers\ViewController->renderView() #23 [internal function]: humhub\modules\custom_pages\controllers\ViewController->actionIndex() #24 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/base/InlineAction.php(57): call_user_func_array() #25 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/base/Controller.php(178): yii\base\InlineAction->runWithParams() #26 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/base/Module.php(552): yii\base\Controller->runAction() #27 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction() #28 /var/www/friendz/humhub/protected/vendor/yiisoft/yii2/base/Application.php(384): yii\web\Application->handleRequest() #29 /var/www/friendz/humhub/index.php(34): yii\base\Application->run() #30 {main}