I have BIAB 2016. I am working with a hybrid style that is midi with real drums. The bass won't sound even though notation shows the note and piano roll shows velocity and volume. Anyone ever had this? If so,what did you do about it?

Thanks. 2b


i5-3210 laptop. Win 10 Home. 2.5ghz, 64 bit. 6gb RAM. Focusrite Scarlet 2i2.