I am unable to invite friends to the game even though they are online; it displays an error saying the invitation cannot be sent or that the party does not exist, despite them being in the game lob...

Invites and Join Requests are not working, Friends and I restarted our steam client and the game several times and is still giving error to partying.

Me and my friend cannot invite eachother to the party, we both play on steam and ensured we are online and visible and can see each other profiles ingame, we cannot invite eachother, and if we atte...