1 exception(s): Exception #0 (Magento\Framework\Config\Dom\ValidationException): Element 'block', attribute 'class': [facet 'pattern'] The value '\Magento\Framework\View\Element\Text\ListText' is not accepted by the pattern '[A-Z][_a-zA-Z\d]*(\\[A-Z][_a-zA-Z\d]*)*'. Line: 1059 Exception #0 (Magento\Framework\Config\Dom\ValidationException): Element 'block', attribute 'class': [facet 'pattern'] The value '\Magento\Framework\View\Element\Text\ListText' is not accepted by the pattern '[A-Z][_a-zA-Z\d]*(\\[A-Z][_a-zA-Z\d]*)*'. Line: 1059
#1 Magento\Framework\Config\Dom->__construct() called at [vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php:121]
#2 Magento\Framework\ObjectManager\Factory\AbstractFactory->createObject() called at [vendor/magento/framework/ObjectManager/Factory/Compiled.php:108]
#3 Magento\Framework\ObjectManager\Factory\Compiled->create() called at [vendor/magento/framework/ObjectManager/ObjectManager.php:56]
#4 Magento\Framework\ObjectManager\ObjectManager->create() called at [vendor/magento/framework/Config/DomFactory.php:43]
#5 Magento\Framework\Config\DomFactory->createDom() called at [vendor/magento/framework/View/Model/Layout/Update/Validator.php:141]
#6 Magento\Framework\View\Model\Layout\Update\Validator->isValid() called at [vendor/magento/framework/View/Model/Layout/Merge.php:512]
#7 Magento\Framework\View\Model\Layout\Merge->_validateMergedLayout() called at [vendor/magento/framework/View/Model/Layout/Merge.php:488]
#8 Magento\Framework\View\Model\Layout\Merge->load() called at [vendor/magento/framework/View/Layout/Builder.php:86]
#9 Magento\Framework\View\Layout\Builder->loadLayoutUpdates() called at [vendor/magento/framework/View/Layout/Builder.php:63]
#10 Magento\Framework\View\Layout\Builder->build() called at [vendor/magento/framework/View/Page/Config.php:224]
#11 Magento\Framework\View\Page\Config->build() called at [vendor/magento/framework/View/Page/Config.php:587]
#12 Magento\Framework\View\Page\Config->getElementAttribute() called at [vendor/magento/framework/View/Page/Config.php:545]
#13 Magento\Framework\View\Page\Config->addBodyClass() called at [app/code/Smartwave/Porto/Plugin/UpdateBodyClass.php:30]
#14 Smartwave\Porto\Plugin\UpdateBodyClass->beforeRenderResult() called at [vendor/magento/framework/Interception/Interceptor.php:158]
#15 Magento\Framework\View\Result\Page\Interceptor->Magento\Framework\Interception\{closure}() called at [app/code/Litespeed/Litemage/Model/Controller/Result/LitemagePlugin.php:62]
#16 Litespeed\Litemage\Model\Controller\Result\LitemagePlugin->aroundRenderResult() called at [vendor/magento/framework/Interception/Interceptor.php:172]
#17 Magento\Framework\View\Result\Page\Interceptor->Magento\Framework\Interception\{closure}() called at [vendor/magento/framework/Interception/Interceptor.php:190]
#18 Magento\Framework\View\Result\Page\Interceptor->___callPlugins() called at [generated/code/Magento/Framework/View/Result/Page/Interceptor.php:39]
#19 Magento\Framework\View\Result\Page\Interceptor->renderResult() called at [vendor/magento/framework/App/Http.php:120]
#20 Magento\Framework\App\Http->launch() called at [generated/code/Magento/Framework/App/Http/Interceptor.php:24]
#21 Magento\Framework\App\Http\Interceptor->launch() called at [vendor/magento/framework/App/Bootstrap.php:261]
#22 Magento\Framework\App\Bootstrap->run() called at [index.php:55]