the game crashes as I try to build a musketman in alexandria, i have a geforce 3,p3 500
256 ram(128 of 100 128 of 133 but its clocked at 100 mhz) 
it does not matter if i assign it to be built through the pop up or zoom to city screen.
it seems to crash if i try to build any unit.

CIVILIZATION3 caused an invalid page fault in
module CIVILIZATION3.EXE at 0167:00460461.
Registers:
EAX=07971c78 CS=0167 EIP=00460461 EFLGS=00210212
EBX=00000002 SS=016f ESP=00abfa48 EBP=00000000
ECX=01338870 DS=016f ESI=00000041 FS=2a87
EDX=000096d9 ES=016f EDI=ffffffff GS=0000
Bytes at CS:EIP:
8b 0c 91 8b 54 24 14 81 e2 ff 00 00 00 8b 01 52 
Stack dump:
00000000 07971c78 0ad20040 07971c78 00467196 00000001 ffffffff 00000041 00000007 00609970 005dc980 07971c78 004835d0 00000000 00000007 07971c78 