Definitely, send the song to Support. This problem has appeared infrequently for some time but to my knowledge, the cause has not been identified. You may also have pan, reverb, and/or tone doing the same thing, reverting to the default value.


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; Presonus 192 & Faderport 8, Royer 121, Slate VSX, Adam Sub8 & Neumann 120 monitors.