$option_sidebar[$sidebar] = $sidebar;Birde ayrı olarak alttaki hata var PHP Warning: Use of undefined constant upload_mimes - assumed 'upload_mimes' (this will throw an Error in a future version of PHP) in yine temanın /functions.php on line 962 stırı diyor kod aşağıdaki gibi
add_filter( upload_mimes, custom_myme_types, 1, 1 );