Fatal error: Uncaught Error: Call to undefined function PremiumAddons\Widgets\mb_strtolower() in /home/wineberrybox/public_html/wp-content/plugins/premium-addons-for-elementor/widgets/premium-grid.php:2467
Stack trace:
#0 /home/wineberrybox/public_html/wp-content/plugins/premium-addons-for-elementor/widgets/premium-grid.php(2728): PremiumAddons\Widgets\Premium_Grid->filter_cats('Category 1')
#1 /home/wineberrybox/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(2221): PremiumAddons\Widgets\Premium_Grid->render()
#2 /home/wineberrybox/public_html/wp-content/plugins/elementor/includes/base/widget-base.php(609): Elementor\Controls_Stack->render_by_mode()
#3 /home/wineberrybox/public_html/wp-content/plugins/elementor/includes/base/widget-base.php(750): Elementor\Widget_Base->render_content()
#4 /home/wineberrybox/public_html/wp-content/plugins/elementor/includes/base/element-base.php(447): Elementor\Widget_Base->print_content()
#5 /home/wineberrybox/public_html/wp-content/plugins/elementor/includes/ba in /home/wineberrybox/public_html/wp-content/plugins/premium-addons-for-elementor/widgets/premium-grid.php on line 2467