Notice: Undefined variable: myFn in C:\xampp\htdocs\productinfo\common\inc_sidebar2.php on line 3

Fatal error: Uncaught Error: Call to a member function getBrandList() on null in C:\xampp\htdocs\productinfo\common\inc_sidebar2.php:3 Stack trace: #0 {main} thrown in C:\xampp\htdocs\productinfo\common\inc_sidebar2.php on line 3