anyone using denon x600 for Vfx or Cross video

is anyone using the denon x600 for video mixing
I have been testing MIDI mapping with a denon x600 with Vfx demo
I'v been having some problems with the wave-form in mixvibes Vfx
every time I move the fader or a knobs fast, the waveforms freeze & the faders & knobs freeze the software for a second...audio & video is not effected...
I have been testing MIDI mapping with a denon x600 with Vfx demo
I'v been having some problems with the wave-form in mixvibes Vfx
every time I move the fader or a knobs fast, the waveforms freeze & the faders & knobs freeze the software for a second...audio & video is not effected...