[2020] Error code 0-0x00000204

Hi Ownpolar, sorry to see this is affecting you, this usually means you have lost connection to the server.

If you are ever wondering if we are having issues with the server such as undergoing maintenance or an outage, please check this link for an update - https://rainbow6.ubisoft.com/status/

You can also check for console internet outages here -
Playstation https://status.playstation.com/en-GB/
Xbox https://support.xbox.com/xbox-live-status?xr=shellnav

If there are no outages or maintenance on the server, get back in touch with us and we can guide you through some connectivity troubleshooting, to improve your connection to the servers.

As you are on console would you please try the steps in the guide which is relevant to you to strengthen your connection. This guide also goes into how to forward your router port connection to the game directly -
PS4 - https://ubi.li/12soI
XB1 - https://ubi.li/dy5LX

(Apologies the links may appear hard for you to see at the moment but they are posted above if you can hover your cursor over them)