Did you try to use the Audio Chord Wizard?

Is there an audio file with the same name as your SGU file in the folder where the SGU file normally resides?

My suspicion is the style is disabled. In the Windows program a disabled style is identified by having a "X" in front of the style name.

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BiaB with disabled style

Jim Fogle - 2025 BiaB (Build 1128) RB (Build 5) - Ultra+ PAK
DAWs: Cakewalk Sonar - Standalone: Zoom MRS-8
Laptop: i3 Win 10, 8GB ram 500GB HDD
Desktop: i7 Win 11, 12GB ram 256GB SSD, 4 TB HDD
Music at: https://fogle622.wix.com/fogle622-audio-home