sudden BSOD, when laptop just idle..

my laptop BSOD, when i just let it idle for a while..
i didnt get this BSOD before..

here the DM log, i seem cant use SF diagnostic, i run it several times, but when it finish, i check my desktop, and theres nothing there... only DM log works..

thanks :)

Unhelpful dump file. If i were you i would run Driver Verifier for 24 hours. Driver Verifier - Enable and Disable
Make sure you read the whole guide.

Golden said:

Code:

fffff880`02f23010  fffffa80`050a51a0
fffff880`02f23018  fffff880`06cd5d08Unable to load image athrx.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for athrx.sys
*** ERROR: Module load completed but symbols could not be loaded for athrx.sys
 athrx+0xd5d08
fffff880`02f23020  fffffa80`0886464c
.
    Loaded symbol image file: athrx.sys
    Image path: athrx.sys
    Image name: athrx.sys
    Timestamp:        Tue Jun 25 15:26:14 2013 (51C930FE)
    CheckSum:         003D0EBA
    ImageSize:        003FB000
    Translations:     0000.04b0 0000.04e4 0409.04b0 0409.04e4

Update the Atheros/Qualcomm ethernet driver here:
https://www.atheros.cz/

thanks ..
but , could u please tell which one should i download ?
because i go there, and got really confused which driver should i download..
my laptop is asus n46vz, if it helps..

thanks again..

http://www.asus.com/supportonly/N46V...Desk_Download/
Thats your support page for your computer. Choose your OS and scroll down till you find Wireless click it and then look for the Atheros driver and download it. Install it like you would install a program and your done.