Thank you all for your reports. Below is our first hotfix after the 1.5 update, addressing some of the most important issues you have reported.
Version: 1.5.1.73535; download size: 81MB
We are aware of the remaining co-op issues and are actively working on fixes. We'll release another hotfix as soon as possible to address these and other reported problems. Thank you for your patience and continued support.
Event Horizon team :shield::sparkles:
https://store.steampowered.com/app/945770/