XP – Minidump

Friend purchased a new whitebox computer. AMD 2600, 1 gig Ram, 80 gig HD, DVD & CDRW. XP Home installed. Worked fine for 2 weeks now it keeps crashing and causing a minidump. Here’s the info. Please help me figure out wha’t going on.

C:\WINDOWS\Minidump\Mini070203-01.dmp
C:\DOCUME~1\User\LOCALS~1\Temp\WER2.tmp.dir00\sysdata.xml