Fix Call to undefined function

tewariharish · web-flow · commit e94ce66e9b6a · 2026-05-09T23:47:27.000+05:30
diff --git a/src/wp-includes/template-canvas.php b/src/wp-includes/template-canvas.php
@@ -9,7 +9,7 @@
  * Get the template HTML.
  * This needs to run before <head> so that blocks can add scripts and styles in wp_head().
  */
-$template_html = get_the_block_template_html();
+$template_html = function_exists( 'get_the_block_template_html' ) ? get_the_block_template_html() : '';
 ?><!DOCTYPE html>
 <html <?php language_attributes(); ?>>
 <head>
