I meant:
"I compose using PC-Nu and when finished I send the file to PC-Cu to mix it but using the same project files as PC-Nu (that is with vst-instruments loaded not just audio-renders). So PC-Cu mixes it and saves it. "
I meant:
"I compose using PC-Nu and when finished I send the file to PC-Cu to mix it but using the same project files as PC-Nu (that is with vst-instruments loaded not just audio-renders). So PC-Cu mixes it and saves it. "