MTD Ride On Deck Belts

MTD, White and Yardman Deck Belts
Fatal error: Uncaught Error: Undefined constant "WHOLESALE_PRICING_CONFIG" in /home/a1ntacdk3vdq/public_html/includes/classes/Customer.php:47 Stack trace: #0 /home/a1ntacdk3vdq/public_html/includes/classes/Customer.php(69): Customer::getCustomerWholesaleInfo() #1 /home/a1ntacdk3vdq/public_html/includes/functions/functions_prices.php(1646): Customer::isWholesaleCustomer() #2 /home/a1ntacdk3vdq/public_html/includes/functions/functions_prices.php(468): zen_get_retail_or_wholesale_price() #3 /home/a1ntacdk3vdq/public_html/includes/functions/functions_prices.php(186): zen_get_products_base_price() #4 /home/a1ntacdk3vdq/public_html/includes/modules/bootstrap/product_listing.php(345): zen_get_products_display_price() #5 /home/a1ntacdk3vdq/public_html/includes/templates/bootstrap/templates/tpl_modules_product_listing.php(12): require('/home/a1ntacdk3...') #6 /home/a1ntacdk3vdq/public_html/includes/templates/bootstrap/templates/tpl_index_product_list.php(180): require('/home/a1ntacdk3...') #7 /home/a1ntacdk3vdq/public_html/includes/modules/pages/index/main_template_vars.php(232): require('/home/a1ntacdk3...') #8 /home/a1ntacdk3vdq/public_html/includes/templates/bootstrap/common/tpl_main_page.php(233): require('/home/a1ntacdk3...') #9 /home/a1ntacdk3vdq/public_html/index.php(94): require('/home/a1ntacdk3...') #10 {main} thrown in /home/a1ntacdk3vdq/public_html/includes/classes/Customer.php on line 47