Hello....aproximately every hour i have crash of this game: Image of screen stopped, game close, and this message:

Faulting application name: DayZ.exe, Version: 0.30.113.860, time stamp: 0x52b39424
Faulting module name: unknown, version: 0.0.0.0, time stamp 0x00000000
Exception code: 0xc0000005
Fault offset: 0x3f800000
Faulting process id: 0x5ebc
Faulting application start time: 0x01ceff45d0beedad
Faulting application path: C: \ Program Files \ Steam \ steamapps \ common \ DayZ \ DayZ.exe
Faulting module path: unknown
Report Code: 8889236d-6b3d-11e3-98bd-50e5493bdce7

All drivers is last version...
Config: i5-2500
4 GB memory
GeForce 550Ti