Fatal error: Uncaught Error: Call to a member function getIdentities() on bool in /app/vendor/amasty/module-magento-custom-form/Block/Init.php:355 Stack trace: #0 /app/vendor/magento/module-page-cache/Model/Layout/LayoutPlugin.php(84): Amasty\Customform\Block\Init->getIdentities() #1 /app/vendor/magento/framework/Interception/Interceptor.php(146): Magento\PageCache\Model\Layout\LayoutPlugin->afterGetOutput(Object(Magento\Framework\View\Layout\Interceptor), '\n<script type="...') #2 /app/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\View\Layout\Interceptor->Magento\Framework\Interception\{closure}() #3 /app/generated/code/Magento/Framework/View/Layout/Interceptor.php(65): Magento\Framework\View\Layout\Interceptor->___callPlugins('getOutput', Array, Array) #4 /app/vendor/magento/framework/View/Result/Page.php(258): Magento\Framework\View\Layout\Interceptor->getOutput() #5 /app/vendor/magento/framework/View/Result/Layout.php(171): Magento\Framework\View\Result\Page->render(Object(Magento\Frame in /app/vendor/amasty/module-magento-custom-form/Block/Init.php on line 355