illegal operation error when scanning for updates

hi when i scan for updates it gets to like 33% and then i get the error,
program has performed an illegal operation and then it says

EXPLORER caused an invalid page fault in
module WINSPOOL.DRV at 0167:7fe416c3.
Registers:
EAX=8790227c CS=0167 EIP=7fe416c3 EFLGS=00010282
EBX=026b3270 SS=016f ESP=06eea92c EBP=8524f1f4
ECX=fab580f8 DS=016f ESI=8524f1f4 FS=663f
EDX=026b3270 ES=016f EDI=06eea930 GS=0000
Bytes at CS:EIP:
8b 08 85 c9 74 06 2b ce 03 ca 89 08 83 c7 04 83
Stack dump:
000003e2 8524f00c 7fe425b6 026b3270 8524f1f4 06eea920 06eeaabc 06eeab24
00000000 bff8516b 00000001 bff8516b 06eea920 8524f1f4 00000001 05211b24

i am on windows 98 so if someone could be any any assistance, i would
greatly appreciate it.