Having same problem, did the OP find a solution to this?
my mlog shows this:
GUNZ 1,0,0,290 launched. build (Sep 22 2012 00:28
9)
Log time (11/15/12 19
7:50)
Linear88's Runnable!
CPU ID = GenuineIntel ( family = 262 , model = 7 , stepping = 10 ) @ 2094 MHz
Display Device = Mobile Intel(R) 4 Series Express Chipset Family ( vendor=8086 device=2a42 subsys=4021028 revision=7 )
Display Driver Version = 6.14.0010.5390
Windows = 5.1 Build 2600 , Service Pack 3 (2097151KB) : Windows xp..
Game Launch error !!