Multiplayer Rejoin Hotfix — ICARUS Steam update #906562

In our weekly update we included an engine upgrade to Unreal Engine 4.27. An unfortunate side-effect of this update meant that players could no longer rejoin multiplayer prospects in progress. Hotfixes are disruptive due to downloads We do apologize for doing the hotfix, as we know it is disruptive with how the downloads work and some users experience long times where Steam has to verify the entire game. Unfortunately we really do need to get this change out, as it is badly impacting some players. Fixed: Inability to Join Multiplayer Sessions In Progress Details of problem: Our host session parameters were not properly brought across during engine upgrade. We were specifying that you could ONLY join via Steam friends thus when searching for old sessions none would populate. Would work first time due to crowbar join flow available only to the session browser as we had all required session...