Description of the issue:
Error code 6400 when loading.
Exact URL of the website in question:
Did the issue present with default Shields settings? (yes/no)
Yes
Does the site function as expected when Shields are turned off?
Yes
Is there a specific Shields configuration that causes the site to break? If so, tell us that configuration. (yes/no):
Yes. Blocking trackers and ads (both settings). Allowing all trackers and ads makes the site work.
Does the site work as expected when using Chrome?
Yes. Also works on Android Brave.
Brave version (check About Brave):
Version 1.16.72 Chromium: 86.0.4240.183 (Official Build) (64-bit)
XUbuntu 20.10