DOpusRT: unable to launch directory opus

[Leo]

If you have launched dopus.exe as Administrator (elevated/UAC), that is why dopusrt.exe cannot ask it to open a new window. Please see here:

Why NOT to run Opus as Administrator under UAC

UAC Support Directory Opus supports Windows UAC and will prompt for elevation when required to perform administrator actions. The program itself does not need to be run elevated, and doing so can actually cause problems (detail below). Opus also ha…