Fatal error: Uncaught Error: Call to undefined function wp_check_post_lock() in /home/csfmn/ftp/cspl/wp-content/themes/Avada/includes/lib/inc/fusion-app/class-fusion-app.php:2339 Stack trace: #0 /home/csfmn/ftp/cspl/wp-content/themes/Avada/includes/lib/inc/fusion-app/class-fusion-app.php(1681): Fusion_App->get_post_lock_data() #1 /home/csfmn/ftp/cspl/wp-includes/class-wp-hook.php(324): Fusion_App->live_scripts('') #2 /home/csfmn/ftp/cspl/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #3 /home/csfmn/ftp/cspl/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #4 /home/csfmn/ftp/cspl/wp-content/themes/Avada/includes/lib/inc/fusion-app/templates/front-customize.php(27): do_action('wp_enqueue_scri...') #5 /home/csfmn/ftp/cspl/wp-includes/template-loader.php(106): include('/home/csfmn/ftp...') #6 /home/csfmn/ftp/cspl/wp-blog-header.php(19): require_once('/home/csfmn/ftp...') #7 /home/csfmn/ftp/cspl/index.php(17): require('/home/csfmn/ftp...') #8 {main} thrown in /home/csfmn/ftp/cspl/wp-content/themes/Avada/includes/lib/inc/fusion-app/class-fusion-app.php on line 2339