Exception: Notice: Undefined variable: _ENV in /home/probalr2/public_html/vendor/magento/module-config/Model/Config/Processor/EnvironmentPlaceholder.php on line 57 in /home/probalr2/public_html/vendor/magento/framework/App/ErrorHandler.php:61 Stack trace: #0 /home/probalr2/public_html/vendor/magento/module-config/Model/Config/Processor/EnvironmentPlaceholder.php(57): Magento\Framework\App\ErrorHandler->handler(8, 'Undefined varia...', '/home/probalr2/...', 57, Array) #1 /home/probalr2/public_html/vendor/magento/framework/App/Config/PreProcessorComposite.php(35): Magento\Config\Model\Config\Processor\EnvironmentPlaceholder->process(Array) #2 /home/probalr2/public_html/vendor/magento/module-config/App/Config/Type/System/Reader.php(66): Magento\Framework\App\Config\PreProcessorComposite->process(Array) #3 /home/probalr2/public_html/generated/code/Magento/Config/App/Config/Type/System/Reader/Proxy.php(95): Magento\Config\App\Config\Type\System\Reader->read() #4 /home/probalr2/public_html/vendor/magento/module-config/App/Config/Type/System.php(191): Magento\Config\App\Config\Type\System\Reader\Proxy->read() #5 /home/probalr2/public_html/vendor/magento/module-config/App/Config/Type/System.php(152): Magento\Config\App\Config\Type\System->loadDefaultScopeData('default') #6 /home/probalr2/public_html/vendor/magento/framework/App/Config.php(131): Magento\Config\App\Config\Type\System->get('default/web/sec...') #7 /home/probalr2/public_html/vendor/magento/framework/App/Config.php(80): Magento\Framework\App\Config->get('system', 'default/web/sec...') #8 /home/probalr2/public_html/vendor/magento/framework/App/Config.php(93): Magento\Framework\App\Config->getValue('web/secure/use_...', 'default', NULL) #9 /home/probalr2/public_html/vendor/magento/module-store/Model/HeaderProvider/Hsts.php(48): Magento\Framework\App\Config->isSetFlag('web/secure/use_...') #10 /home/probalr2/public_html/vendor/magento/framework/App/Response/HeaderManager.php(41): Magento\Store\Model\HeaderProvider\Hsts->canApply() #11 /home/probalr2/public_html/vendor/magento/framework/Interception/Interceptor.php(121): Magento\Framework\App\Response\HeaderManager->beforeSendResponse(Object(Magento\Framework\App\Response\Http\Interceptor)) #12 /home/probalr2/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}() #13 /home/probalr2/public_html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(26): Magento\Framework\App\Response\Http\Interceptor->___callPlugins('sendResponse', Array, Array) #14 /home/probalr2/public_html/vendor/magento/framework/App/Http.php(185): Magento\Framework\App\Response\Http\Interceptor->sendResponse() #15 /home/probalr2/public_html/vendor/magento/framework/App/Http.php(156): Magento\Framework\App\Http->handleDeveloperMode(Object(Magento\Framework\App\Bootstrap), Object(Exception)) #16 /home/probalr2/public_html/vendor/magento/framework/App/Bootstrap.php(261): Magento\Framework\App\Http->catchException(Object(Magento\Framework\App\Bootstrap), Object(Exception)) #17 /home/probalr2/public_html/index.php(40): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http)) #18 {main}