Fatal error: Uncaught Error: Call to undefined function wp_register_fatal_error_handler() in /home/kosmakc1/kosmak.com.tr/wp-settings.php:64
Stack trace:
#0 /home/kosmakc1/kosmak.com.tr/wp-config.php(80): require_once()
#1 /home/kosmakc1/kosmak.com.tr/wp-load.php(50): require_once('/home/kosmakc1/...')
#2 /home/kosmakc1/kosmak.com.tr/wp-blog-header.php(13): require_once('/home/kosmakc1/...')
#3 /home/kosmakc1/kosmak.com.tr/index.php(17): require('/home/kosmakc1/...')
#4 {main}
thrown in /home/kosmakc1/kosmak.com.tr/wp-settings.php on line 64