what is Ddhelp and why does it crash AH ?

[Samm]

Ddhelp keeps crashing AH, here is the error msg .

DDHELP caused an invalid page fault in
module KERNEL32.DLL at 0167:bff9da1a.
Registers:
EAX=00a70030 CS=0167 EIP=bff9da1a EFLGS=00010206
EBX=00aaffbc SS=016f ESP=00a6ff14 EBP=00a70034
ECX=00a6ffe0 DS=016f ESI=00a7013c FS=4887
EDX=00a70054 ES=016f EDI=00a70054 GS=0000
Bytes at CS:EIP:
50 51 ff 75 08 8d 85 e0 fe ff ff 50 ff 75 0c e8
Stack dump:

[blackfalcon4]

YOYO

 Thats a directx fault.
 Try reinstalling directx 8.1 and vid drvrs.

 Hope it helps