MarketPress + StoreFrontThemes Boutique Trouble

I just purchased StoreFrontTheme's beautiful theme, Boutique, to have as default for people interested in setting up stores on my multisite network.

Trouble is, nothing appears when previewing pages, products, posts ... nothing.

I'll troubleshoot it tonight, but just wondering if anyone has an instant idea outside of incompatible ... I really don't want to hear that. :slight_frown: