Fatal error: Uncaught Error: Class "WP_Image_Editor" not found in /usr/home/bmserwer1/domains/paniburger.pl/public_html/wp-includes/class-wp-image-editor-gd.php:16
Stack trace:
#0 {main}
  thrown in /usr/home/bmserwer1/domains/paniburger.pl/public_html/wp-includes/class-wp-image-editor-gd.php on line 16