I installed Magento 2.3 on my local system, but ongoing to the listing page it's showing blank. I have checked the error log, exception log, system log, debug log but nothing are there. I tried this also Magento2 website showing all blank pages but doesn't helped me. I'm attaching a snapshot of my listing page(Gear) here for your reference.
Edit: After enabling developer mode it's giving me error like
I have overriden my catalog_category_view.xml. here is my Magento_Catalog/layout/catalog_category_view.xml
<?xml version="1.0"?>
<!--
/**
* Copyright © 2013-2017 Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
-->
<page layout="2columns-left" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/page_configuration.xsd">
<body>
<referenceContainer name="content">
<!--DO NOT MODIFY :: Frontend event tracker code START-->
<block class="Magento\Framework\View\Element\Template" name="shoptimize.category.tracker" template="Magento_Catalog::tracker/category-tracker.phtml">
</block>
<!--DO NOT MODIFY :: Frontend event tracker code START-->
</referenceContainer>
</body>
</page>