Warning: Undefined variable $smarty in C:\xampp\htdocs\crop_db\libs\smartylibs\plugins\modifier.date_format.php on line 11

Fatal error: Uncaught Error: Call to a member function _get_plugin_filepath() on null in C:\xampp\htdocs\crop_db\libs\smartylibs\plugins\modifier.date_format.php:11 Stack trace: #0 {main} thrown in C:\xampp\htdocs\crop_db\libs\smartylibs\plugins\modifier.date_format.php on line 11