Hey. For quite some time, my computer has randomly restarted itself. Recently I learnt how to check the event viewer, and saw this:

Also, there is sometimes error text:

I have the minidump from the bluescreen error above, as well as another file, called WER-44429-0.sysdata, but they were too big to fit in here.

Thank you for any help~

Okay, go here and learn to post the minidumps properly:
http://www.techspot.com/vb/topic51365.html

It might also be wise to test your memory and hard drive. Instructions are in the link