I updated to build 613 and it's still happening, however only on that song. I made a new song and created a wave file and mp3 and nothing in the audio track, so all good, it must be something I did, I guess.


Windows 10 Home 20H2 Build 19042.487
BIAB 2021 (Build 818)
Intel(R) Core(TM), i3-4160, CPU @3.60 GHz RAM 16 GB, 64 Bit X64-based processor
Zoom UAC-2 (USB 3 interface-built in midi)
VoiceLive 3 Extreme, Sputnik Valve Condenser Mic