Hi all, I have soume problem to control audio volume. I am using: pa_cvolume a; a.channels = channels; a.values[0] = PA_VOLUME_MUTED; a.values[1] = PA_VOLUME_MUTED; if(pa_cvolume_valid(&a)) qDebug() << "VALID"; pa_cvolume_mute(&a, channels); but volume remain set NORMAL why??? -- Ing. Gian Lorenzo Meocci http://www.meocci.it