CRXDE lite console doesn't shows tree nodes Hierarchy

Statement: CRX/DE lite console shows Blank.
Solution:

• Go to the FLeix console /system/console/configMgr
• Search for config "Apache Sling DavEx Servlet"
• And set /server to /crx/server
• Save the changes.
• go back the crx/de lite console and vlaidate.

Reference URL: https://docs.adobe.com/docs/en/aem/6-1/administer/security/security-checklist/enabling-crxde-lite.html

Note: running AEM in Production Ready Mode will effectively disable access to CRXDE Lite on author instances.