It was a known issue. I just loaded it up and I see all of the instruments in the mixer.

1. Make sure you are in build 813
2. In the 'eye' in the mixer panel, make sure you go in and click 'Show All' or 'Show Inactive/Hide Inactive'

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mixer.jpg (173.93 KB, 120 downloads)

BIAB2026
Windows 10 Pro (Never Windows 11!)
WA6NCB