Have you made any changes to your system and have you restarted it since the problem occurred? Do you have any other equipment that you can test the track on?
Cheers
Tom

Main: G61SL, 218, HD621, 2*7200SE, 7200HCSE, M6s, DSW, Apple TV 4K, NUC (Roon server)
Secondary: Wiim Pro, 3200, Audio Core 200
F80