[Bug] 500 error when trying to load app store

[austinthetaco]

Describe the bug

When trying to load the app store it says "There was an error when loading App Store list. Please try again." and when looking in the chrome inspector it says there was a 500 error on http://casaos.local/v1/app-categories

To Reproduce

Steps to reproduce the behavior:

1. Click app store
2. see error

Expected behavior

i can load the app store

Screenshots

System Time

Run timedatectl and share the output

Local time: Mon 2169-09-18 04:55:23 EDT
           Universal time: Mon 2169-09-18 08:55:23 UTC
                 RTC time: Mon 2169-09-18 08:55:23
                Time zone: America/New_York (EDT, -0400)
System clock synchronized: no
              NTP service: active
          RTC in local TZ: no

Logs

Run following command to collect corresponding logs:

sudo journalctl -xef -u casaos-gateway
sudo journalctl -xef -u casaos-user-service
sudo journalctl -xef -u casaos-local-storage
sudo journalctl -xef -u casaos-app-management
sudo journalctl -xef -u casaos.service

Additional context

Add any other context about the problem here. Received Zimaboard today from amazon. UI says its up to date