[maxmsp] ad_directsound error

Mon May 12 03:21:23 MDT 2008

Hello
sound disappeared in max/msp. I've got the following message:
ad_directsound: Failed to set cooperative level to priority.ad_directsound: unable to Play output buffer.ad_directsound: stopping due to error.
could anybody help with this?
thanks
Alex
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MAX 5.0

SYSTEM
VISTA HOME PREMIUM
OS VERSION 6.0.6000
INTEL(r) CORE(tm)2 DUO CPU T9300 @ 2.5 GHz 2493 MHz

Realtek High Definition Audio
NVIDIA GeForce 8600M GT