Fatal error: Uncaught Error: Undefined constant Elementor\Controls_Manager::ALERT in /home/yenxephu/public_html/wp-content/themes/hello-elementor/includes/settings/settings-header.php:87 Stack trace: #0 /home/yenxephu/public_html/wp-content/plugins/elementor/core/kits/documents/tabs/tab-base.php(43): HelloElementor\Includes\Settings\Settings_Header->register_tab_controls() #1 /home/yenxephu/public_html/wp-content/plugins/elementor/core/kits/documents/kit.php(159): Elementor\Core\Kits\Documents\Tabs\Tab_Base->register_controls() #2 /home/yenxephu/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(2329): Elementor\Core\Kits\Documents\Kit->register_controls() #3 /home/yenxephu/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(496): Elementor\Controls_Stack->init_controls() #4 /home/yenxephu/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(300): Elementor\Controls_Stack->get_stack() #5 /home/yenxephu/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(2416): Elementor\Controls_Stack->get_controls() #6 /home/yenxephu/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(1109): Elementor\Controls_Stack->sanitize_settings() #7 /home/yenxephu/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(2163): Elementor\Controls_Stack->get_data() #8 /home/yenxephu/public_html/wp-content/plugins/elementor/core/base/base-object.php(142): Elementor\Controls_Stack->get_init_settings() #9 /home/yenxephu/public_html/wp-content/plugins/elementor/core/base/base-object.php(40): Elementor\Core\Base\Base_Object->ensure_settings() #10 /home/yenxephu/public_html/wp-content/plugins/elementor/core/kits/manager.php(117): Elementor\Core\Base\Base_Object->get_settings() #11 /home/yenxephu/public_html/wp-content/plugins/elementor/core/breakpoints/breakpoint.php(130): Elementor\Core\Kits\Manager->get_current_settings() #12 /home/yenxephu/public_html/wp-content/plugins/elementor/core/breakpoints/breakpoint.php(71): Elementor\Core\Breakpoints\Breakpoint->init_value() #13 /home/yenxephu/public_html/wp-content/plugins/elementor/core/breakpoints/breakpoint.php(88): Elementor\Core\Breakpoints\Breakpoint->get_value() #14 /home/yenxephu/public_html/wp-content/plugins/elementor/core/breakpoints/manager.php(195): Elementor\Core\Breakpoints\Breakpoint->is_custom() #15 /home/yenxephu/public_html/wp-content/plugins/elementor/includes/frontend.php(542): Elementor\Core\Breakpoints\Manager->has_custom_breakpoints() #16 /home/yenxephu/public_html/wp-includes/class-wp-hook.php(324): Elementor\Frontend->register_styles() #17 /home/yenxephu/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #18 /home/yenxephu/public_html/wp-includes/plugin.php(517): WP_Hook->do_action() #19 /home/yenxephu/public_html/wp-includes/script-loader.php(2272): do_action() #20 /home/yenxephu/public_html/wp-includes/class-wp-hook.php(324): wp_enqueue_scripts() #21 /home/yenxephu/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #22 /home/yenxephu/public_html/wp-includes/plugin.php(517): WP_Hook->do_action() #23 /home/yenxephu/public_html/wp-includes/general-template.php(3064): do_action() #24 /home/yenxephu/public_html/wp-content/themes/hello-elementor/header.php(24): wp_head() #25 /home/yenxephu/public_html/wp-includes/template.php(810): require_once('/home/yenxephu/...') #26 /home/yenxephu/public_html/wp-includes/template.php(745): load_template() #27 /home/yenxephu/public_html/wp-includes/general-template.php(48): locate_template() #28 /home/yenxephu/public_html/wp-content/themes/hello-elementor/index.php(15): get_header() #29 /home/yenxephu/public_html/wp-includes/template-loader.php(106): include('/home/yenxephu/...') #30 /home/yenxephu/public_html/wp-blog-header.php(19): require_once('/home/yenxephu/...') #31 /home/yenxephu/public_html/index.php(17): require('/home/yenxephu/...') #32 {main} thrown in /home/yenxephu/public_html/wp-content/themes/hello-elementor/includes/settings/settings-header.php on line 87