# Steam - Backend Rejected The Challenge Response

**URL:** <https://forums.fatsharkgames.com/t/steam-backend-rejected-the-challenge-response/46833>\
**Category:** Technical Support\
**Tags:** acknowledged\
**Created:** [October 8, 2021, 9:42am UTC](https://forums.fatsharkgames.com/t/steam-backend-rejected-the-challenge-response/46833 "2021-10-08T09:42:31Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Fatshark\_Hedge](https://dub1.discourse-cdn.com/flex013/user_avatar/forums.fatsharkgames.com/fatshark_hedge/32/53965_2.png) [@Fatshark\_Hedge](https://forums.fatsharkgames.com/u/Fatshark_Hedge)\
**Post date:** [October 8, 2021, 10:35am UTC](https://forums.fatsharkgames.com/t/steam-backend-rejected-the-challenge-response/46833/2 "2021-10-08T10:35:14Z")

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> [@Fatal Error/Easy AntiCheat Error](https://forums.fatsharkgames.com/t/fatal-error-easy-anticheat-error/46830/7):
>
> Hey folks! We’re looking in to this one. Seems some funk between Steam itself and EAC, Steam did a rollback of an update noting EAC as a reason. We’re seeing what we need to do (or can do) on our side to see this resolved ASAP. Thanks for your patience and sorry for the trouble caused.

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