I have installed new Magento 2.3 in my localhost. it is a successfully installed. But When I open an admin URL it comes with blank URL. Also, my homepage comes without Magento default logo. Also, I face another issue on homepage When I clicked on to create an account it redirects successfully but it comes with a blank page.
Please see attached images for better ideas.
Here is system.log
2018-11-30 08:35:09] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/js/require_js.phtml' in module: 'Magento_Backend' block's name: 'require.js' [] []
[2018-11-30 08:35:09] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-ui/view/base/templates/wysiwyg/active_editor.phtml' in module: 'Magento_Ui' block's name: 'theme.active.editor' [] []
[2018-11-30 08:35:09] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-translation/view/base/templates/translate.phtml' in module: 'Magento_Translation' block's name: 'translate' [] []
[2018-11-30 08:35:09] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/js/components.phtml' in module: '' block's name: 'head.components' [] []
[2018-11-30 08:35:09] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/js/calendar.phtml' in module: '' block's name: 'head.calendar' [] []
[2018-11-30 08:35:09] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-ui/view/base/templates/logger.phtml' in module: 'Magento_Ui' block's name: 'logger' [] []
[2018-11-30 08:35:09] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/header.phtml' in module: 'Magento_Backend' block's name: 'logo' [] []
[2018-11-30 08:35:09] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/admin/login.phtml' in module: 'Magento_Backend' block's name: 'admin.login' [] []
[2018-11-30 08:35:09] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/copyright.phtml' in module: 'Magento_Backend' block's name: 'copyright' [] []
[2018-11-30 08:35:15] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/js/require_js.phtml' in module: 'Magento_Backend' block's name: 'require.js' [] []
[2018-11-30 08:35:15] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-ui/view/base/templates/wysiwyg/active_editor.phtml' in module: 'Magento_Ui' block's name: 'theme.active.editor' [] []
[2018-11-30 08:35:15] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-translation/view/base/templates/translate.phtml' in module: 'Magento_Translation' block's name: 'translate' [] []
[2018-11-30 08:35:15] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/js/components.phtml' in module: '' block's name: 'head.components' [] []
[2018-11-30 08:35:15] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/js/calendar.phtml' in module: '' block's name: 'head.calendar' [] []
[2018-11-30 08:35:15] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-ui/view/base/templates/logger.phtml' in module: 'Magento_Ui' block's name: 'logger' [] []
[2018-11-30 08:35:15] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/header.phtml' in module: 'Magento_Backend' block's name: 'logo' [] []
[2018-11-30 08:35:15] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/admin/login.phtml' in module: 'Magento_Backend' block's name: 'admin.login' [] []
[2018-11-30 08:35:15] main.CRITICAL: Invalid template file: 'D:/xampp/htdocs/Akashdev/Magento23/vendor/magento/module-backend/view/adminhtml/templates/page/copyright.phtml' in module: 'Magento_Backend' block's name: 'copyright' [] []