#27 Illuminate\View\Engines\CompilerEngine:handleViewException in /home/stevengao/public_html/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php:41
ErrorException (E_UNKNOWN) ErrorException thrown with message 'Undefined variable: productCollection (View: /home/stevengao/public_html/app/views/layouts/frontend/) (View: /home/stevengao/public_html/app/views/layouts/frontend/)'