How to solve: Error 403 - No permission to access platform

You may come in contact with this error when trying to access a DISPL CMS platform as a guest.

The cause

The guest user's Group doesn't have permission to access the control panel.

The solution

1. Open your DISPL CMS platform.
2. Open Users window.
   
3. Select the guest group.
   
4. At the Rights tab, grant full permission to the Control Panel.
   
5. Click Save.
6. Done!