If you encounter any issues when using OptimizePress + eLearnCommerce, this is how you'll resolve them and these are the settings you need to go through to use OP2 & eLearnCommerce.
I. OptimizePress is not showing my eLearnCommerce Course
You'll have to check an option within the settings menu. Follow this step-by-step process.
Go to OP2 Global Settings
External Plugin Compatibility
Check the “Fix blog setup issues caused by Plugin incompatibility Box.
II. Please disable OptimizePress Experiments to ensure the Course Builder works as intended.
III. Custom CSS to hide their sidebar on the Course Page:
Follow this guide to implement this Custom CSS Code