BSOD("atikmdag.sys") seems to be ATI drivers

[ATIDude]

dump:

http://tinyurl.com/avqc8gc

DL link for .dmp files(sorry about that)

http://speedy.sh/egyzT/010913-21855-01.zip

found this fix:
FIX BSOD ATI Blue screen on atikmdag.sys solved fix - Guru3D.com Forums

I'll post the error codes too

Problem signature:
Problem Event Name: BlueScreen
OS Version: 6.1.7601.2.1.0.256.1
Locale ID: 2057

Additional information about the problem:
BCCode: a0000001
BCP1: 0000000000000005
BCP2: 0000000000000000
BCP3: 0000000000000000
BCP4: 0000000000000000
OS Version: 6_1_7601
Service Pack: 1_0
Product: 256_1

Files that help describe the problem:
C:\Windows\Minidump\010913-21855-01.dmp
C:\Users\Mike\AppData\Local\Temp\WER-40373-0.sysdata.xml

the issues usually occurs when playing games, but has also happened during web browsing.

 

[Arc]

Blue Screen of Death (BSOD) Posting Instructions
We need some more info.

According to Carrona.org. STOP 0xA0000001:
Usual causes: Appears to be a custom bugcheck coded into ATI drivers

Try to update the display driver to the latest.

 

[ATIDude]

Please excuse me, I will post following those steps asap.​