Unboxing glitch [client]

Got a key for -S rank, unlocked a box which contained : chest, a key, and a skin. I opened the chest that I got from unboxing and got error message saying "you hit your wrench but nothing happens..." yada yada "restart your client". Well I restarted my client and had nothing new in inventory, I pretty much unboxed nothing. So fix this if u can ty.