Found the problem

Couple a days ago I was buging you with my problms(my pc is freezing while I browsing the internet).
Last night it happened again,the PC crashes,but I've found the problem that cause that.
The mofo is "Kernel-Powe" here's the LOG.:
Log Name: System
Source: Microsoft-Windows-Kernel-Power
Date: 05.09.2010 19:43:24
Event ID: 41
Task Category: (63)
Level: Critical
Keywords: (2)
User: SYSTEM
Computer: Bogdanel-PC
Description:
The system has rebooted without cleanly shutting down first. This error could be caused if the system stopped responding, crashed, or lost power unexpectedly.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="Microsoft-Windows-Kernel-Power" Guid="{331C3B3A-2005-44C2-AC5E-77220C37D6B4}" />
<EventID>41</EventID>
<Version>2</Version>
<Level>1</Level>
<Task>63</Task>
<Opcode>0</Opcode>
<Keywords>0x8000000000000002</Keywords>
<TimeCreated SystemTime="2010-09-05T16:43:24.264019000Z" />
<EventRecordID>1462</EventRecordID>
<Correlation />
<Execution ProcessID="4" ThreadID="8" />
<Channel>System</Channel>
<Computer>Bogdanel-PC</Computer>
<Security UserID="S-1-5-18" />
</System>
<EventData>
<Data Name="BugcheckCode">0</Data>
<Data Name="BugcheckParameter1">0x0</Data>
<Data Name="BugcheckParameter2">0x0</Data>
<Data Name="BugcheckParameter3">0x0</Data>
<Data Name="BugcheckParameter4">0x0</Data>
<Data Name="SleepInProgress">false</Data>
<Data Name="PowerButtonTimestamp">0</Data>
</EventData>
</Event>
For those that have PC crashes while browsing the internet,this is the problem.
Now can somebody help us to fix it?
Thank you.

geniulmalefic said:

Source: Microsoft-Windows-Kernel-Power
Date: 05.09.2010 19:43:24
Event ID: 41
Task Category: (63)
Level: Critical
Keywords: (2)
User: SYSTEM
Computer: Bogdanel-PC
Description:
The system has rebooted without cleanly shutting down first. This error could be caused if the system stopped responding, crashed, or lost power unexpectedly.

For those that have PC crashes while browsing the internet,this is the problem.
Now can somebody help us to fix it?
Thank you.

I get this error in event viewer quite frequently especially if I logoff and log back in. My laptop never crashes. How are you sure this is the culprit to your problem?

Unfortunately it's not that simple. There are a million reasons for crashes, you really can't generalize the cause for something like a freeze up or BSOD.

Well...I suposed this is the error because my systme crashed last night at 19:43 and...

geniulmalefic said:

Well...I suposed this is the error because my systme crashed last night at 19:43 and...

Seems like a good indication to me. The system may not support a powering/scaling down of something.