Fatal error: Uncaught Error: Class 'WP_Widget' not found in /home/sibeacom/public_html/wp-content/plugins/woo-product-filter/modules/woofilters_widget/mod.php:88 Stack trace: #0 /home/sibeacom/public_html/wp-content/plugins/woo-product-filter/functions.php(47): require() #1 /home/sibeacom/public_html/wp-content/plugins/woo-product-filter/functions.php(71): importWpf('/home/sibeacom/...') #2 /home/sibeacom/public_html/wp-content/plugins/woo-product-filter/classes/frame.php(93): importClassWpf('woofilters_widg...', '/home/sibeacom/...') #3 /home/sibeacom/public_html/wp-content/plugins/woo-product-filter/classes/frame.php(116): FrameWpf->_extractModules() #4 /home/sibeacom/public_html/wp-content/plugins/woo-product-filter/woo-product-filter.php(61): FrameWpf->init() #5 /home/sibeacom/public_html/wp-settings.php(487): include_once('/home/sibeacom/...') #6 /home/sibeacom/public_html/wp-config.php(103): require_once('/home/sibeacom/...') #7 /home/sibeacom/public_html/wp-load.php(50): require_once('/home/sibeacom/...') #8 /home/ in /home/sibeacom/public_html/wp-content/plugins/woo-product-filter/modules/woofilters_widget/mod.php on line 88