Exception: Deprecated Functionality: DateTime::__construct(): Passing null to parameter #1 ($datetime) of type string is deprecated in /data/web/magento2_staging/vendor/monolog/monolog/src/Monolog/Logger.php on line 324 in /data/web/magento2_staging/vendor/magento/framework/App/ErrorHandler.php:61
Stack trace:
#0 [internal function]: Magento\Framework\App\ErrorHandler->handler()
#1 /data/web/magento2_staging/vendor/monolog/monolog/src/Monolog/Logger.php(324): DateTime->__construct()
#2 /data/web/magento2_staging/vendor/magento/framework/Logger/Monolog.php(48): Monolog\Logger->addRecord()
#3 /data/web/magento2_staging/vendor/monolog/monolog/src/Monolog/Logger.php(712): Magento\Framework\Logger\Monolog->addRecord()
#4 /data/web/magento2_staging/vendor/magento/framework/App/Bootstrap.php(266): Monolog\Logger->error()
#5 /data/web/magento2_staging/pub/index.php(40): Magento\Framework\App\Bootstrap->run()
#6 {main}