Fatal error: Uncaught Error: Call to undefined function apply_filters() in /home/tcalculu/pmtdemo.tcalculus.com/wp-cont/pmt.tcalculus.com/wp-content/pluginsent/plugins/wc-frontend-manager/views/coupons/wcfm-view-coupons-manage.php:4 Stack trace: #0 {main} thrown in /home/tcalculu/pmtdemo.tcalculus.com/wp-cont/pmt.tcalculus.com/wp-content/pluginsent/plugins/wc-frontend-manager/views/coupons/wcfm-view-coupons-manage.php on line 4