I have Studio One Pro 3.5.5 successfully working with my Avid HD Native PCIe card. I tried to update to Studio One Pro 4.5 today and it cannot initialize the card. Is this version compatible with HD Native PCIe ?
More informations on my system
Mac Pro working on macOS Sierra 10.12.6, 2x2,66 GHz 6-core Intel Xeon, 32 Go memory.