Fatal error: Uncaught Error: Call to undefined function get_current_screen() in /var/www/html/wp-content/plugins/m-chart/components/class-m-chart.php:309 Stack trace: #0 /var/www/html/wp-content/plugins/m-chart/components/class-m-chart.php(520): M_Chart->get_post_meta(70645, 'library') #1 /var/www/html/wp-content/plugins/m-chart/components/class-m-chart.php(686): M_Chart->get_chart() #2 /var/www/html/wp-includes/class-wp-hook.php(307): M_Chart->the_content('') #3 /var/www/html/wp-includes/plugin.php(191): WP_Hook->apply_filters('', Array) #4 /var/www/html/wp-includes/post-template.php(253): apply_filters('the_content', '') #5 /var/www/html/wp-content/themes/patch-self-hosted/content-single.php(41): the_content() #6 /var/www/html/wp-includes/template.php(772): require('/var/www/html/w...') #7 /var/www/html/wp-includes/template.php(716): load_template('/var/www/html/w...', false, Array) #8 /var/www/html/wp-includes/general-template.php(204): locate_template(Array, true, false, Array) #9 /var/www/html/wp-content/themes/patch in /var/www/html/wp-content/plugins/m-chart/components/class-m-chart.php on line 309