UPDATE: BPS Pro 13+ and BPS 2.0+ versions have a feature called: Setup Wizard AutoFix (AutoWhitelist|AutoSetup|AutoCleanup) that automatically creates plugin and theme whitelist rules and automatically sets up and cleans up caching plugins htaccess code.
Create a wp-admin plugin Skip/Bypass rule for the tribulant Shopping Cart plugin in BPS Custom Code.
1. Copy the tribulant Shopping Cart plugin wp-admin skip/bypass rule below to this BPS wp-admin Custom Code text box: CUSTOM CODE WPADMIN PLUGIN FIXES: Add ONLY WPADMIN personal plugin fixes code here
# tribulant Shopping Cart skip/bypass rule
RewriteCond %{REQUEST_URI} (admin\.php) [NC]
RewriteRule . - [S=2]
2. Click the Save wp-admin Custom Code button.
3. Go to the BPS Security Modes page and activate wp-admin Folder BulletProof Mode.