Error: Call to a member function getData() on null in /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/app/code/TemplateMonster/AjaxCompare/Plugin/Product/Compare/Add.php:56 Stack trace: #0 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(135): TemplateMonster\AjaxCompare\Plugin\Product\Compare\Add->aroundExecute() #1 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/App/Action/Plugin/ActionFlagNoDispatchPlugin.php(51): Magento\Catalog\Controller\Product\Compare\Add\Interceptor->Magento\Framework\Interception\{closure}() #2 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(135): Magento\Framework\App\Action\Plugin\ActionFlagNoDispatchPlugin->aroundExecute() #3 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Catalog\Controller\Product\Compare\Add\Interceptor->Magento\Framework\Interception\{closure}() #4 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/generated/code/Magento/Catalog/Controller/Product/Compare/Add/Interceptor.php(23): Magento\Catalog\Controller\Product\Compare\Add\Interceptor->___callPlugins() #5 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/App/Action/Action.php(111): Magento\Catalog\Controller\Product\Compare\Add\Interceptor->execute() #6 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Action\Action->dispatch() #7 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Catalog\Controller\Product\Compare\Add\Interceptor->___callParent() #8 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/app/code/Magebees/Outofstocknotification/Plugin/CustomerSessionContext.php(54): Magento\Catalog\Controller\Product\Compare\Add\Interceptor->Magento\Framework\Interception\{closure}() #9 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(135): Magebees\Outofstocknotification\Plugin\CustomerSessionContext->aroundDispatch() #10 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Catalog\Controller\Product\Compare\Add\Interceptor->Magento\Framework\Interception\{closure}() #11 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/generated/code/Magento/Catalog/Controller/Product/Compare/Add/Interceptor.php(41): Magento\Catalog\Controller\Product\Compare\Add\Interceptor->___callPlugins() #12 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/App/FrontController.php(186): Magento\Catalog\Controller\Product\Compare\Add\Interceptor->dispatch() #13 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/App/FrontController.php(118): Magento\Framework\App\FrontController->processRequest() #14 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\FrontController->dispatch() #15 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\FrontController\Interceptor->___callParent() #16 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/module-store/App/FrontController/Plugin/RequestPreprocessor.php(99): Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}() #17 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(135): Magento\Store\App\FrontController\Plugin\RequestPreprocessor->aroundDispatch() #18 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/app/code/TemplateMonster/LayoutSwitcher/Model/App/Action/ContextPlugin.php(40): Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}() #19 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(135): TemplateMonster\LayoutSwitcher\Model\App\Action\ContextPlugin->aroundDispatch() #20 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/module-page-cache/Model/App/FrontController/BuiltinPlugin.php(71): Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}() #21 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/app/code/TemplateMonster/SiteMaintenance/Model/PageCache/App/FrontController/BuiltinPlugin.php(34): Magento\PageCache\Model\App\FrontController\BuiltinPlugin->aroundDispatch() #22 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(135): TemplateMonster\SiteMaintenance\Model\PageCache\App\FrontController\BuiltinPlugin->aroundDispatch() #23 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}() #24 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/generated/code/Magento/Framework/App/FrontController/Interceptor.php(23): Magento\Framework\App\FrontController\Interceptor->___callPlugins() #25 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/App/Http.php(116): Magento\Framework\App\FrontController\Interceptor->dispatch() #26 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/generated/code/Magento/Framework/App/Http/Interceptor.php(23): Magento\Framework\App\Http->launch() #27 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/vendor/magento/framework/App/Bootstrap.php(263): Magento\Framework\App\Http\Interceptor->launch() #28 /var/www/vhosts/staging3-featurem2.magedemo.co.uk/httpdocs/pub/index.php(29): Magento\Framework\App\Bootstrap->run() #29 {main}