My backpack keeps resetting to an earlier state

[Nekosan 20]

I looted an SVD-Camo and a few mags last night and it was in my backpack (big coyote), I logged in today and when I went to check my pack its contents had reset to what was in there at about noon yesterday so i lost my SVD and about 7 mags for my m14.

Date/Time: 11:08pm june 10th

What happened: backpack reset to 12+ hours ago

Where you were: the woods outside berezino

What you were doing:checking my pack after logging in

*Current installed version: 1.7.0

*Server(s) you were on: Anz4