ok i got P4VP-MX then i installed it, after all those video and sound installing.. i got banged with this directsound problem.. when i click the sound effect icon on the lower right corner.. then HTRF demo.. it says direct sound problem,could not create sound buffer, error opening sound file..

i cant use my speaker coz there is no directsound.. i dunno what i did wrong it always say that directsound prblem when i wanna play something.. pls help me