Thanks for the detailed steps.

I tried and was able to repeat the issue. The song restarts, but bar 17 appears and this flickers until the song gets to bar 17, and then it continues from that point.

The awry bars that occur during the flicker appear to be 13 & 14 (see second capture).

Attached Files (Click to download or enlarge) (Only available when you are logged in)
Bar17Operation.gif (112.59 KB, 91 downloads)
2017-03-17_12-15-47.jpg (100.01 KB, 91 downloads)

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.