[2023] Backend Rejected the Challenge Response

Hi @treeclimber1367,

Sorry to hear this.

The logs do show an EAC-related issue, though no clear cause as to why. You’ve already tried several solutions that I’d suggest in this scenario. Though there are a couple of other things to try:

Please ensure you have appropriate Anti-Virus and Firewall exceptions in place for both Vermintide 2 and Easy Anti-Cheat. You’ll need to add the following exceptions:

• vermintide2.exe in \Program Files (x86)\Steam\steamapps\common\Warhammer Vermintide 2\binaries
• EasyAntiCheat.exe in \Program Files (x86)\EasyAntiCheat

Failing this, it may be worth trying a clean re-installation of Vermintide 2:

Please let me know how this goes.