Please follow the below template, it will help us to help you!
Please ensure that you are running the latest version of the beta code. Run pihole -up to update to the latest, then verify that the problem still exists before reporting it.
Problem with Beta 5.0:
On the Network page (Network overiview), I receive "No data available in table", error connecting to database /etc/pihole/pihole-FTL.db unable to open database: unable to open database file
Debug Token:
[✗] There was an error uploading your debug log.
Please try again or contact the Pi-hole team for assistance.
A local copy of the debug log can be found at: /var/log/pihole_debug.log