If you are dragging RealTracks then these are Audio files. The DAW doesn't know about chords that BiaB needs to know to create the msuic in the first place. Presumably you are using Drag-and-Drop (DAW Mode).

You may have to set your DAW to the same Tempo as BiaB was using?

Check out Drag-and-Drop in the online Help


BIAB & RB2026 Win.(Audiophile), Windows 10 Pro & Windows 11, Cakewalk Bandlab, Izotope Prod.Bundle, Roland RD-1000, Synthogy Ivory, Session Keys Grand S & Electric R, Kontakt, Focusrite 18i20, KetronSD2, NS40M, Pioneer Active Monitors.