Fatal error: Uncaught ArgumentCountError: Too few arguments to function WishListMemberPluginMethods::GetContentLevels(), 1 passed in /home/customer/www/beautybusinesseducation.nl/public_html/wp-content/plugins/wishlist-member/core/PluginMethods.php on line 9936 and at least 2 expected in /home/customer/www/beautybusinesseducation.nl/public_html/wp-content/plugins/wishlist-member/core/PluginMethods.php:364 Stack trace: #0 /home/customer/www/beautybusinesseducation.nl/public_html/wp-content/plugins/wishlist-member/core/PluginMethods.php(9936): WishListMemberPluginMethods->GetContentLevels('attachment') #1 /home/customer/www/beautybusinesseducation.nl/public_html/wp-content/plugins/wishlist-member/core/PluginMethods.php(10017): WishListMemberPluginMethods->inherit_protection('', false, true) #2 /home/customer/www/beautybusinesseducation.nl/public_html/wp-content/plugins/wishlist-member/core/PluginMethods.php(101): WishListMemberPluginMethods->pass_protection('', false) #3 /home/customer/www/beautybusinesseducation.nl/public_ in /home/customer/www/beautybusinesseducation.nl/public_html/wp-content/plugins/wishlist-member/core/PluginMethods.php on line 364