500 Error after login admin Panel

Hi ,

I’m facing the below issue on Pimcore V6 . This is new installation and after login to the admin panel I’m getting the below error

Timestamp: Mon Nov 25 2019 15:50:47 GMT+0530 (India Standard Time)
Status: 500 | Internal Server Error
URL: /admin/class/get-tree?createAllowed=true&_dc=1574677246239
Method: GET
Message: Call to a member function getId() on null

Do let me know on how to resolve the same

Aravindan R

Any update on the above mentioned Issue ?