BSOD While Playing League Not Less Than Or Equal. Windows 7 ACER

McAfee has been contributing to your BSOD's.

Code:

mfeapfk.sys                 Thu Dec 10 03:05:50 2009 (4B20112E)
mfeavfk.sys                 Thu Dec 10 03:06:32 2009 (4B201158)
mfefirek.sys                Thu Dec 10 03:12:12 2009 (4B2012AC)
mfehidk.sys                 Thu Dec 10 03:04:39 2009 (4B2010E7)
mfenlfk.sys                 Thu Dec 10 03:05:24 2009 (4B201114)
mfewfpk.sys                 Thu Dec 10 03:05:04 2009 (4B201100)

Please remove it for testing purpose. Use Microsoft Security Essentials.

Recommended from a strict BSOD perspective, compatibility & stability compared to other security software:

Microsoft Security Essentials - Free Antivirus for Windows

Malwarebytes - Free

Good and Free system security combination.

Scan with Kaspersky TDSSKiller:Anti-rootkit utility TDSSKiller

ESET online scanner: Free Online Virus Scanner | ESET

Please update these older drivers. Links are included to assist in looking up the source of the drivers. If unable to find an update, please remove (un-install) the program responsible for that driver. DO NOT manually delete/rename the driver as it may make the system unbootable!:-

atikmpag.sys Tue Apr 27 08:17:24 2010 (4BD64934)
ATI Video driver (remove the Catalyst Control Center and only install the Display Driver)
Driver Reference Table - atikmpag.sys

atikmdag.sys Tue Apr 27 11:38:54 2010 (4BD6786E)
ATI Video driver (remove the Catalyst Control Center and only install the Display Driver)
Driver Reference Table - atikmdag.sys

athrx.sys Fri May 7 06:00:58 2010 (4BE3583A)
Atheros network adapter driver
Driver Reference Table - athrx.sys

k57nd60a.sys Tue Jun 8 17:40:13 2010 (4C0E2C1D)
Broadcom NetLink Gigabit Ethernet NDIS6.x Unified Driver
Driver Reference Table - k57nd60a.sys

RTKVHD64.sys Wed Jul 28 16:01:36 2010 (4C500000)
Realtek High Definition Audio Function Driver
Driver Reference Table - RTKVHD64.sys

Please run these tests and report back the results.

1. SFC /scannow to check windows for corruption - SFC /SCANNOW - System File Checker
2. Disk check for errors on the hard drive - Run Disk Check in Windows 7
3. Troubleshoot apps by a clean boot - Performing a Clean Startup
4. Memtest86+ paying attention to part 3 - RAM - Test with Memtest86+
5. Hard drive test from HDD mfg website - Hard Drive Diagnostic Procedure

Good luck.

BSOD BUGCHECK SUMMARY

Code:

Built by: 7601.17514.amd64fre.win7sp1_rtm.101119-1850
Debug session time: Tue Jan 21 02:47:42.724 2014 (UTC + 6:00)
System Uptime: 0 days 1:02:57.019
BugCheck A, {fffff88104df0860, 2, 0, fffff80002ce5104}
Probably caused by : ntkrnlmp.exe ( nt!KxDispatchInterrupt+144 )
BUGCHECK_STR:  0xA
PROCESS_NAME:  League of Lege
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``
Built by: 7601.17514.amd64fre.win7sp1_rtm.101119-1850
Debug session time: Mon Jan 20 12:48:28.774 2014 (UTC + 6:00)
System Uptime: 0 days 2:22:12.085
BugCheck A, {e00700, 2, 0, fffff80002ca6eb2}
Probably caused by : ntkrnlmp.exe ( nt!KiProcessExpiredTimerList+72 )
BUGCHECK_STR:  0xA
PROCESS_NAME:  System
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``

Try this (works for me):
Support & Drivers