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Fatal error: Uncaught TypeError: tutor_i18n_get_formated_date(): Argument #1 ($date) must be of type string, null given, called in /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/tutor-pro/addons/tutor-certificate/views/single-certificate.php on line 130 and defined in /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/tutor/includes/tutor-general-functions.php:877 Stack trace: #0 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/tutor-pro/addons/tutor-certificate/views/single-certificate.php(130): tutor_i18n_get_formated_date(NULL, 'j F Y') #1 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/code-block.class.php(133) : eval()'d code(58): include('/home/africasta...') #2 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/code-block.class.php(133): eval() #3 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(76): CT_Code_Block->add_shortcode(Array, '', 'ct_code_block') #4 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/div-block.class.php(48): do_oxygen_elements(Array) #5 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(76): CT_DIV_Block->add_shortcode(Array, Array, 'ct_div_block') #6 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/section.class.php(70): do_oxygen_elements(Array) #7 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(76): CT_Section->add_shortcode(Array, Array, 'ct_section') #8 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/inner-content.class.php(62): do_oxygen_elements(Array) #9 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(76): CT_Inner_Content->add_shortcode(Array, '', 'ct_inner_conten...') #10 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(109): do_oxygen_elements(Array) #11 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(183): ct_template_output() #12 /home/africastaging/public_html/staging.africastaging.com/wp-includes/class-wp-hook.php(341): ct_templates_buffer_start('') #13 /home/africastaging/public_html/staging.africastaging.com/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters('', Array) #14 /home/africastaging/public_html/staging.africastaging.com/wp-includes/plugin.php(522): WP_Hook->do_action(Array) #15 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/component-init.php(1273): do_action('ct_builder_star...') #16 /home/africastaging/public_html/staging.africastaging.com/wp-includes/class-wp-hook.php(341): oxy_print_cached_css('') #17 /home/africastaging/public_html/staging.africastaging.com/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters(NULL, Array) #18 /home/africastaging/public_html/staging.africastaging.com/wp-includes/plugin.php(522): WP_Hook->do_action(Array) #19 /home/africastaging/public_html/staging.africastaging.com/wp-includes/general-template.php(3208): do_action('wp_head') #20 /home/africastaging/public_html/staging.africastaging.com/wp-includes/theme-compat/header.php(50): wp_head() #21 /home/africastaging/public_html/staging.africastaging.com/wp-includes/template.php(814): require_once('/home/africasta...') #22 /home/africastaging/public_html/staging.africastaging.com/wp-includes/template.php(749): load_template('/home/africasta...', true, Array) #23 /home/africastaging/public_html/staging.africastaging.com/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #24 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/tutor/classes/Utils.php(9620): get_header() #25 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/tutor-pro/addons/tutor-certificate/views/single-certificate.php(16): TUTOR\Utils->tutor_custom_header() #26 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/code-block.class.php(133) : eval()'d code(58): include('/home/africasta...') #27 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/code-block.class.php(133): eval() #28 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(76): CT_Code_Block->add_shortcode(Array, '', 'ct_code_block') #29 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/div-block.class.php(48): do_oxygen_elements(Array) #30 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(76): CT_DIV_Block->add_shortcode(Array, Array, 'ct_div_block') #31 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/section.class.php(70): do_oxygen_elements(Array) #32 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(76): CT_Section->add_shortcode(Array, Array, 'ct_section') #33 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/components/classes/inner-content.class.php(62): do_oxygen_elements(Array) #34 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(76): CT_Inner_Content->add_shortcode(Array, '', 'ct_inner_conten...') #35 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(109): do_oxygen_elements(Array) #36 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/includes/templates.php(183): ct_template_output() #37 /home/africastaging/public_html/staging.africastaging.com/wp-includes/class-wp-hook.php(341): ct_templates_buffer_start('') #38 /home/africastaging/public_html/staging.africastaging.com/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters('', Array) #39 /home/africastaging/public_html/staging.africastaging.com/wp-includes/plugin.php(522): WP_Hook->do_action(Array) #40 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/component-init.php(1273): do_action('ct_builder_star...') #41 /home/africastaging/public_html/staging.africastaging.com/wp-includes/class-wp-hook.php(341): oxy_print_cached_css('') #42 /home/africastaging/public_html/staging.africastaging.com/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters(NULL, Array) #43 /home/africastaging/public_html/staging.africastaging.com/wp-includes/plugin.php(522): WP_Hook->do_action(Array) #44 /home/africastaging/public_html/staging.africastaging.com/wp-includes/general-template.php(3208): do_action('wp_head') #45 /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/oxygen/component-framework/oxygen-main-template.php(10): wp_head() #46 /home/africastaging/public_html/staging.africastaging.com/wp-includes/template-loader.php(132): include('/home/africasta...') #47 /home/africastaging/public_html/staging.africastaging.com/wp-blog-header.php(19): require_once('/home/africasta...') #48 /home/africastaging/public_html/staging.africastaging.com/index.php(17): require('/home/africasta...') #49 {main} thrown in /home/africastaging/public_html/staging.africastaging.com/wp-content/plugins/tutor/includes/tutor-general-functions.php on line 877