Okay, I thought you want one channel because you set it to one. You can see it on your Audio section at the Config report.
DJ GAZ P wrote:Nb Sound=1 Nb Mixer=0Managment Type ASIODevice=MixvibesAsioUMix44 AsioVersion=0 DriverVersion=2Latency=6 Driver sampling=44100 Nb Input=4 Nb Output=4Managment Type ASIO 1-U-MIX44 Sound Device 1 2-U-MIX44 Sound Device 2
Check if the driver of the U-Mix44 is the newest. At the forum download page is the newest also for x64 and so on!
regards
Christian