You need to tell BiaB where the RT's are. Did you do that?

Options > Preferences > RealTracks > "Use Custom Folder location for RealTracks" and specify the external drive.


BIAB & RB2025 Win.(Audiophile), Sonar Platinum, Cakewalk by Bandlab, Izotope Prod.Bundle, Roland RD-1000, Synthogy Ivory, Kontakt, Focusrite 18i20, KetronSD2, NS40M Monitors, Pioneer Active Monitors, AKG K271 Studio H'phones