----------
UPDATE: Posting my workaround from a below comment (YMMV):
The fix seemed to be disabling my 2.5gbit ethernet adapter, and instead using my 1gbit ethernet OR my WiFi OR a VPN (either of those 3 worked).
----------
Running into this connection error, been having this issue since the open beta first started (Worked on previous version): https://i.imgur.com/MjSn4U6.png
Checked the logs and I'm seeing this, it may be related (I can access this route via browser however, and VRChat.exe is allowed in my firewall):
2020.04.01 14:56:47 Log - [API] [0] Sending Get request to https://api.vrchat.cloud/api/1/config?organization=vrchat
2020.04.01 14:56:47 Log - [API] The response was null.
2020.04.01 14:56:47 Error - [Always] Could not fetch fresh config file. Using cached if available.