Nor B# or E#.

You cannot produce these four notes in BIAB, only their enharmonic equivalents, even with Edit, Force Accidental. I can thus see how you would not be able to form a chord with these four notes as a root tone.

This has been on the Wishlist, but not for many years. Might be good for a refresher.


BIAB 2025 Win Audiophile. Software: Studio One 7 Pro, Swam horns, Acoustica-7, Notion 6, Song Master Pro, Win 11 Home. Hardware: Intel i9, 32 Gb; Roland Integra-7, Presonus 192 & Faderport 8, Royer 121, Adam Sub8 & Neumann 120 monitors.