Fatal error: Uncaught Error: Call to undefined function is_customize_preview() in /home/floren11/public_html/kenburns.com/wp-content/plugins/wck-custom-fields-and-custom-post-types-creator/wck-cfc.php:1319
Stack trace:
#0 /home/floren11/public_html/kenburns.com/wp-includes/plugin.php(192): wck_cfc_protect_meta_keys(true, '_yoast_wpseo_fo...', 'post')
#1 /home/floren11/public_html/kenburns.com/wp-includes/meta.php(1129): apply_filters('is_protected_me...', true, '_yoast_wpseo_fo...', 'post')
#2 /home/floren11/public_html/kenburns.com/wp-includes/meta.php(1176): is_protected_meta('_yoast_wpseo_fo...', 'post')
#3 /home/floren11/public_html/kenburns.com/wp-content/plugins/wordpress-seo/inc/class-wpseo-meta.php(306): register_meta('post', '_yoast_wpseo_fo...', Array)
#4 /home/floren11/public_html/kenburns.com/wp-content/plugins/wordpress-seo/wp-seo-main.php(217): WPSEO_Meta::init()
#5 /home/floren11/public_html/kenburns.com/wp-includes/plugin.php(470): wpseo_init('')
#6 /home/floren11/public_html/kenburns.com/wp-settings.php(236): do_action('plugins_loaded')
#7 /home/floren11/public_html/kenburns.com/wp-config.php(93): require_once('/home/floren11/...')
#8 /home/floren11/public_html/kenburns.com/wp-load.php(29): require_once('/home/floren11/...')
#9 /home/floren11/public_html/kenburns.com/wp-blog-header.php(12): require_once('/home/floren11/...')
#10 /home/floren11/public_html/kenburns.com/index.php(17): require('/home/floren11/...')
#11 {main}
  thrown in /home/floren11/public_html/kenburns.com/wp-content/plugins/wck-custom-fields-and-custom-post-types-creator/wck-cfc.php on line 1319