Fatal error: Uncaught Error: Call to undefined function get_the_block_template_html() in H:\root\home\agubski-002\www\alexgubski\blog\wp-includes\template-canvas.php:12
Stack trace:
#0 {main}
thrown in H:\root\home\agubski-002\www\alexgubski\blog\wp-includes\template-canvas.php on line 12