Try adding dopusrt.exe to the white list as well (or just temporarily disable the virus checker if you can, to see if it's involved).
Also, make sure you have not marked Opus to run as administrator (elevated).
Try adding dopusrt.exe to the white list as well (or just temporarily disable the virus checker if you can, to see if it's involved).
Also, make sure you have not marked Opus to run as administrator (elevated).