Wotlk (new models) client, computer shutdown

Hi,
So I have this problem with Event ID 6008 from the minute Iv installed wod models wotlk client,
What happens is that my computer completely shutdown itself, after 15-45 minutes of playing.

Iv tried few other games and it never happened.
windows event viewr got this in log:

- <Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
- <System>
<Provider Name="EventLog" />
<EventID Qualifiers="32768">6008</EventID>
<Level>2</Level>
<Task>0</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2017-06-12T18:30:09.000000000Z" />
<EventRecordID>282249</EventRecordID>
<Channel>System</Channel>
<Computer>Nebula</Computer>
<Security />
</System>
- <EventData>
<Data>20:29:01</Data>
<Data>‎12.‎6.‎2017</Data>
<Data />
<Data />
<Data>3615</Data>
<Data />
<Data />
<Binary>E107060001000C0014001D000100B700E107060001 000C0012001D000100B7003C0000003C000000000000000000 000000000000000000000100000000000000</Binary>
</EventData>
</Event>

Pretty sure its cause of this Wow client, please help...