Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, function "$a" not found or invalid function name in /home4/thepatc1/public_html/stoptheformics/wp-includes/class-wp-hook.php:324 Stack trace: #0 /home4/thepatc1/public_html/stoptheformics/wp-includes/plugin.php(205): WP_Hook->apply_filters('\r\n\t\t<style type...', Array) #1 /home4/thepatc1/public_html/stoptheformics/wp-content/plugins/lightbox-gallery/lightbox-gallery.php(681): apply_filters('gallery_style', '\r\n\t\t<style type...') #2 /home4/thepatc1/public_html/stoptheformics/wp-includes/shortcodes.php(433): lightbox_gallery(Array, '', 'gallery') #3 /home4/thepatc1/public_html/stoptheformics/wp-includes/media.php(5088): do_shortcode_tag(Array) #4 /home4/thepatc1/public_html/stoptheformics/wp-content/plugins/jetpack/class.jetpack-post-images.php(175): get_post_galleries(Object(WP_Post), false) #5 /home4/thepatc1/public_html/stoptheformics/wp-content/plugins/jetpack/class.jetpack-post-images.php(774): Jetpack_PostImages::from_gallery(121) #6 /home4/thepatc1/public_html/stoptheformics/wp-content/plugins/jetpack/class.jetpack-post-images.php(697): Jetpack_PostImages::get_images(121, Array) #7 /home4/thepatc1/public_html/stoptheformics/wp-content/plugins/jetpack/functions.opengraph.php(339): Jetpack_PostImages::get_image(121, Array) #8 /home4/thepatc1/public_html/stoptheformics/wp-content/plugins/jetpack/functions.opengraph.php(182): jetpack_og_get_image(200, 200) #9 /home4/thepatc1/public_html/stoptheformics/wp-includes/class-wp-hook.php(324): jetpack_og_tags('') #10 /home4/thepatc1/public_html/stoptheformics/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #11 /home4/thepatc1/public_html/stoptheformics/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #12 /home4/thepatc1/public_html/stoptheformics/wp-includes/general-template.php(3050): do_action('wp_head') #13 /home4/thepatc1/public_html/stoptheformics/wp-content/themes/baris/header.php(23): wp_head() #14 /home4/thepatc1/public_html/stoptheformics/wp-includes/template.php(810): require_once('/home4/thepatc1...') #15 /home4/thepatc1/public_html/stoptheformics/wp-includes/template.php(745): load_template('/home4/thepatc1...', true, Array) #16 /home4/thepatc1/public_html/stoptheformics/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #17 /home4/thepatc1/public_html/stoptheformics/wp-content/themes/baris-child/single.php(1): get_header() #18 /home4/thepatc1/public_html/stoptheformics/wp-includes/template-loader.php(106): include('/home4/thepatc1...') #19 /home4/thepatc1/public_html/stoptheformics/wp-blog-header.php(19): require_once('/home4/thepatc1...') #20 /home4/thepatc1/public_html/stoptheformics/index.php(17): require('/home4/thepatc1...') #21 {main} thrown in /home4/thepatc1/public_html/stoptheformics/wp-includes/class-wp-hook.php on line 324