I think Rich gave you good advise. I would recommend you also to check your RAM because stop code 50 is usually hardware come into play.
Download a copy of Memtest86
and burn the ISO to a CD using Iso Recorder
or another ISO burning program. Boot from the CD, and leave it running for at least 5 or 6 passes.
I see that you have some out of date drivers:
supersafer64 supersafer64.sys Fri Dec 26 16:19:49 2008 (4954A1B5)
It was hard to find information about it, it looks like a protection program. Either update it or remove it
It's not impossible that I actually did conflict with malware byte
asusgsb asusgsb.sys Thu Sep 27 20:14:50 2007 (46FBACCA)
ASUS Virtual Video Capture Device Driver
I doubt that there is confliction between Kaspersky and the program you are trying to install, stop code 50 as you can see, is potentially caused by 3rd party antivirus.
STOP 0x00000050: PAGE_FAULT_IN_NONPAGED_AREA (go to top of page) Usual causes:
Defective hardware (particularly memory - but not just RAM), Faulty system service, Antivirus
, Device driver, NTFS corruption, BIOS